21307403136

素因数分解:

$2^7\times 3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{27107}}^1$

素因数の和:27236

約数の個数: 128

約数和(自身を含む): 59724345600

約数和(自身を除く): 38416942464

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 89, 92, 96, 128, 138, 178, 184, 192, 267, 276, 356, 368, 384, 534, 552, 712, 736, 1068, 1104, 1424, 1472, 2047, 2136, 2208, 2848, 2944, 4094, 4272, 4416, 5696, 6141, 8188, 8544, 8832, 11392, 12282, 16376, 17088, 24564, 27107, 32752, 34176, 49128, 54214, 65504, 81321, 98256, 108428, 131008, 162642, 196512, 216856, 262016, 325284, 393024, 433712, 623461, 650568, 786048, 867424, 1246922, 1301136, 1734848, 1870383, 2412523, 2493844, 2602272, 3469696, 3740766, 4825046, 4987688, 5204544, 7237569, 7481532, 9650092, 9975376, 10409088, 14475138, 14963064, 19300184, 19950752, 28950276, 29926128, 38600368, 39901504, 55488029, 57900552, 59852256, 77200736, 79803008, 110976058, 115801104, 119704512, 154401472, 166464087, 221952116, 231602208, 239409024, 308802944, 332928174, 443904232, 463204416, 665856348, 887808464, 926408832, 1331712696, 1775616928, 2663425392, 3551233856, 5326850784, 7102467712, 10653701568, 21307403136]

約数ペア:

[(1, 21307403136), (2, 10653701568), (3, 7102467712), (4, 5326850784), (6, 3551233856), (8, 2663425392), (12, 1775616928), (16, 1331712696), (23, 926408832), (24, 887808464), (32, 665856348), (46, 463204416), (48, 443904232), (64, 332928174), (69, 308802944), (89, 239409024), (92, 231602208), (96, 221952116), (128, 166464087), (138, 154401472), (178, 119704512), (184, 115801104), (192, 110976058), (267, 79803008), (276, 77200736), (356, 59852256), (368, 57900552), (384, 55488029), (534, 39901504), (552, 38600368), (712, 29926128), (736, 28950276), (1068, 19950752), (1104, 19300184), (1424, 14963064), (1472, 14475138), (2047, 10409088), (2136, 9975376), (2208, 9650092), (2848, 7481532), (2944, 7237569), (4094, 5204544), (4272, 4987688), (4416, 4825046), (5696, 3740766), (6141, 3469696), (8188, 2602272), (8544, 2493844), (8832, 2412523), (11392, 1870383), (12282, 1734848), (16376, 1301136), (17088, 1246922), (24564, 867424), (27107, 786048), (32752, 650568), (34176, 623461), (49128, 433712), (54214, 393024), (65504, 325284), (81321, 262016), (98256, 216856), (108428, 196512), (131008, 162642)]