21227856

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{34019}}^1$

素因数の和:34043

約数の個数: 40

約数和(自身を含む): 59058720

約数和(自身を除く): 37830864

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 34019, 68038, 102057, 136076, 204114, 272152, 408228, 442247, 544304, 816456, 884494, 1326741, 1632912, 1768988, 2653482, 3537976, 5306964, 7075952, 10613928, 21227856]

約数ペア:

[(1, 21227856), (2, 10613928), (3, 7075952), (4, 5306964), (6, 3537976), (8, 2653482), (12, 1768988), (13, 1632912), (16, 1326741), (24, 884494), (26, 816456), (39, 544304), (48, 442247), (52, 408228), (78, 272152), (104, 204114), (156, 136076), (208, 102057), (312, 68038), (624, 34019)]