21550416

素因数分解:

$2^4\times 3^1\times {\mathrm{67}}^1\times {\mathrm{6701}}^1$

素因数の和:6779

約数の個数: 40

約数和(自身を含む): 56511264

約数和(自身を除く): 34960848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 67, 134, 201, 268, 402, 536, 804, 1072, 1608, 3216, 6701, 13402, 20103, 26804, 40206, 53608, 80412, 107216, 160824, 321648, 448967, 897934, 1346901, 1795868, 2693802, 3591736, 5387604, 7183472, 10775208, 21550416]

約数ペア:

[(1, 21550416), (2, 10775208), (3, 7183472), (4, 5387604), (6, 3591736), (8, 2693802), (12, 1795868), (16, 1346901), (24, 897934), (48, 448967), (67, 321648), (134, 160824), (201, 107216), (268, 80412), (402, 53608), (536, 40206), (804, 26804), (1072, 20103), (1608, 13402), (3216, 6701)]