21460352

素因数分解:

$2^7\times {\mathrm{389}}^1\times {\mathrm{431}}^1$

素因数の和:834

約数の個数: 32

約数和(自身を含む): 42962400

約数和(自身を除く): 21502048

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 389, 431, 778, 862, 1556, 1724, 3112, 3448, 6224, 6896, 12448, 13792, 24896, 27584, 49792, 55168, 167659, 335318, 670636, 1341272, 2682544, 5365088, 10730176, 21460352]

約数ペア:

[(1, 21460352), (2, 10730176), (4, 5365088), (8, 2682544), (16, 1341272), (32, 670636), (64, 335318), (128, 167659), (389, 55168), (431, 49792), (778, 27584), (862, 24896), (1556, 13792), (1724, 12448), (3112, 6896), (3448, 6224)]