21577088

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{12967}}^1$

素因数の和:12994

約数の個数: 32

約数和(自身を含む): 46295760

約数和(自身を除く): 24718672

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 12967, 25934, 51868, 103736, 168571, 207472, 337142, 414944, 674284, 829888, 1348568, 1659776, 2697136, 5394272, 10788544, 21577088]

約数ペア:

[(1, 21577088), (2, 10788544), (4, 5394272), (8, 2697136), (13, 1659776), (16, 1348568), (26, 829888), (32, 674284), (52, 414944), (64, 337142), (104, 207472), (128, 168571), (208, 103736), (416, 51868), (832, 25934), (1664, 12967)]