2021990208

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{557}}^1$

素因数の和:689

約数の個数: 224

約数和(自身を含む): 6376806144

約数和(自身を除く): 4354815936

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 37, 42, 48, 56, 64, 73, 74, 84, 96, 111, 112, 146, 148, 168, 192, 219, 222, 224, 259, 292, 296, 336, 438, 444, 448, 511, 518, 557, 584, 592, 672, 777, 876, 888, 1022, 1036, 1114, 1168, 1184, 1344, 1533, 1554, 1671, 1752, 1776, 2044, 2072, 2228, 2336, 2368, 2701, 3066, 3108, 3342, 3504, 3552, 3899, 4088, 4144, 4456, 4672, 5402, 6132, 6216, 6684, 7008, 7104, 7798, 8103, 8176, 8288, 8912, 10804, 11697, 12264, 12432, 13368, 14016, 15596, 16206, 16352, 16576, 17824, 18907, 20609, 21608, 23394, 24528, 24864, 26736, 31192, 32412, 32704, 35648, 37814, 40661, 41218, 43216, 46788, 49056, 49728, 53472, 56721, 61827, 62384, 64824, 75628, 81322, 82436, 86432, 93576, 98112, 106944, 113442, 121983, 123654, 124768, 129648, 144263, 151256, 162644, 164872, 172864, 187152, 226884, 243966, 247308, 249536, 259296, 284627, 288526, 302512, 325288, 329744, 374304, 432789, 453768, 487932, 494616, 518592, 569254, 577052, 605024, 650576, 659488, 748608, 853881, 865578, 907536, 975864, 989232, 1138508, 1154104, 1210048, 1301152, 1318976, 1504457, 1707762, 1731156, 1815072, 1951728, 1978464, 2277016, 2308208, 2602304, 3008914, 3415524, 3462312, 3630144, 3903456, 3956928, 4513371, 4554032, 4616416, 6017828, 6831048, 6924624, 7806912, 9026742, 9108064, 9232832, 10531199, 12035656, 13662096, 13849248, 18053484, 18216128, 21062398, 24071312, 27324192, 27698496, 31593597, 36106968, 42124796, 48142624, 54648384, 63187194, 72213936, 84249592, 96285248, 126374388, 144427872, 168499184, 252748776, 288855744, 336998368, 505497552, 673996736, 1010995104, 2021990208]

約数ペア:

[(1, 2021990208), (2, 1010995104), (3, 673996736), (4, 505497552), (6, 336998368), (7, 288855744), (8, 252748776), (12, 168499184), (14, 144427872), (16, 126374388), (21, 96285248), (24, 84249592), (28, 72213936), (32, 63187194), (37, 54648384), (42, 48142624), (48, 42124796), (56, 36106968), (64, 31593597), (73, 27698496), (74, 27324192), (84, 24071312), (96, 21062398), (111, 18216128), (112, 18053484), (146, 13849248), (148, 13662096), (168, 12035656), (192, 10531199), (219, 9232832), (222, 9108064), (224, 9026742), (259, 7806912), (292, 6924624), (296, 6831048), (336, 6017828), (438, 4616416), (444, 4554032), (448, 4513371), (511, 3956928), (518, 3903456), (557, 3630144), (584, 3462312), (592, 3415524), (672, 3008914), (777, 2602304), (876, 2308208), (888, 2277016), (1022, 1978464), (1036, 1951728), (1114, 1815072), (1168, 1731156), (1184, 1707762), (1344, 1504457), (1533, 1318976), (1554, 1301152), (1671, 1210048), (1752, 1154104), (1776, 1138508), (2044, 989232), (2072, 975864), (2228, 907536), (2336, 865578), (2368, 853881), (2701, 748608), (3066, 659488), (3108, 650576), (3342, 605024), (3504, 577052), (3552, 569254), (3899, 518592), (4088, 494616), (4144, 487932), (4456, 453768), (4672, 432789), (5402, 374304), (6132, 329744), (6216, 325288), (6684, 302512), (7008, 288526), (7104, 284627), (7798, 259296), (8103, 249536), (8176, 247308), (8288, 243966), (8912, 226884), (10804, 187152), (11697, 172864), (12264, 164872), (12432, 162644), (13368, 151256), (14016, 144263), (15596, 129648), (16206, 124768), (16352, 123654), (16576, 121983), (17824, 113442), (18907, 106944), (20609, 98112), (21608, 93576), (23394, 86432), (24528, 82436), (24864, 81322), (26736, 75628), (31192, 64824), (32412, 62384), (32704, 61827), (35648, 56721), (37814, 53472), (40661, 49728), (41218, 49056), (43216, 46788)]