21764496

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^2\times {\mathrm{2683}}^1$

素因数の和:2720

約数の個数: 60

約数和(自身を含む): 60905328

約数和(自身を除く): 39140832

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 169, 208, 312, 338, 507, 624, 676, 1014, 1352, 2028, 2683, 2704, 4056, 5366, 8049, 8112, 10732, 16098, 21464, 32196, 34879, 42928, 64392, 69758, 104637, 128784, 139516, 209274, 279032, 418548, 453427, 558064, 837096, 906854, 1360281, 1674192, 1813708, 2720562, 3627416, 5441124, 7254832, 10882248, 21764496]

約数ペア:

[(1, 21764496), (2, 10882248), (3, 7254832), (4, 5441124), (6, 3627416), (8, 2720562), (12, 1813708), (13, 1674192), (16, 1360281), (24, 906854), (26, 837096), (39, 558064), (48, 453427), (52, 418548), (78, 279032), (104, 209274), (156, 139516), (169, 128784), (208, 104637), (312, 69758), (338, 64392), (507, 42928), (624, 34879), (676, 32196), (1014, 21464), (1352, 16098), (2028, 10732), (2683, 8112), (2704, 8049), (4056, 5366)]