21747648

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{8713}}^1$

素因数の和:8741

約数の個数: 56

約数和(自身を含む): 61973968

約数和(自身を除く): 40226320

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 192, 208, 312, 416, 624, 832, 1248, 2496, 8713, 17426, 26139, 34852, 52278, 69704, 104556, 113269, 139408, 209112, 226538, 278816, 339807, 418224, 453076, 557632, 679614, 836448, 906152, 1359228, 1672896, 1812304, 2718456, 3624608, 5436912, 7249216, 10873824, 21747648]

約数ペア:

[(1, 21747648), (2, 10873824), (3, 7249216), (4, 5436912), (6, 3624608), (8, 2718456), (12, 1812304), (13, 1672896), (16, 1359228), (24, 906152), (26, 836448), (32, 679614), (39, 557632), (48, 453076), (52, 418224), (64, 339807), (78, 278816), (96, 226538), (104, 209112), (156, 139408), (192, 113269), (208, 104556), (312, 69704), (416, 52278), (624, 34852), (832, 26139), (1248, 17426), (2496, 8713)]