21752112

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:131

約数の個数: 160

約数和(自身を含む): 66424320

約数和(自身を除く): 44672208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 23, 24, 34, 38, 46, 48, 51, 57, 61, 68, 69, 76, 92, 102, 114, 122, 136, 138, 152, 183, 184, 204, 228, 244, 272, 276, 304, 323, 366, 368, 391, 408, 437, 456, 488, 552, 646, 732, 782, 816, 874, 912, 969, 976, 1037, 1104, 1159, 1173, 1292, 1311, 1403, 1464, 1564, 1748, 1938, 2074, 2318, 2346, 2584, 2622, 2806, 2928, 3111, 3128, 3477, 3496, 3876, 4148, 4209, 4636, 4692, 5168, 5244, 5612, 6222, 6256, 6954, 6992, 7429, 7752, 8296, 8418, 9272, 9384, 10488, 11224, 12444, 13908, 14858, 15504, 16592, 16836, 18544, 18768, 19703, 20976, 22287, 22448, 23851, 24888, 26657, 27816, 29716, 33672, 39406, 44574, 47702, 49776, 53314, 55632, 59109, 59432, 67344, 71553, 78812, 79971, 89148, 95404, 106628, 118218, 118864, 143106, 157624, 159942, 178296, 190808, 213256, 236436, 286212, 315248, 319884, 356592, 381616, 426512, 453169, 472872, 572424, 639768, 906338, 945744, 1144848, 1279536, 1359507, 1812676, 2719014, 3625352, 5438028, 7250704, 10876056, 21752112]

約数ペア:

[(1, 21752112), (2, 10876056), (3, 7250704), (4, 5438028), (6, 3625352), (8, 2719014), (12, 1812676), (16, 1359507), (17, 1279536), (19, 1144848), (23, 945744), (24, 906338), (34, 639768), (38, 572424), (46, 472872), (48, 453169), (51, 426512), (57, 381616), (61, 356592), (68, 319884), (69, 315248), (76, 286212), (92, 236436), (102, 213256), (114, 190808), (122, 178296), (136, 159942), (138, 157624), (152, 143106), (183, 118864), (184, 118218), (204, 106628), (228, 95404), (244, 89148), (272, 79971), (276, 78812), (304, 71553), (323, 67344), (366, 59432), (368, 59109), (391, 55632), (408, 53314), (437, 49776), (456, 47702), (488, 44574), (552, 39406), (646, 33672), (732, 29716), (782, 27816), (816, 26657), (874, 24888), (912, 23851), (969, 22448), (976, 22287), (1037, 20976), (1104, 19703), (1159, 18768), (1173, 18544), (1292, 16836), (1311, 16592), (1403, 15504), (1464, 14858), (1564, 13908), (1748, 12444), (1938, 11224), (2074, 10488), (2318, 9384), (2346, 9272), (2584, 8418), (2622, 8296), (2806, 7752), (2928, 7429), (3111, 6992), (3128, 6954), (3477, 6256), (3496, 6222), (3876, 5612), (4148, 5244), (4209, 5168), (4636, 4692)]