21911814

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{18169}}^1$

素因数の和:18244

約数の個数: 24

約数和(自身を含む): 48186840

約数和(自身を除く): 26275026

約数列:

[1, 2, 3, 6, 9, 18, 67, 134, 201, 402, 603, 1206, 18169, 36338, 54507, 109014, 163521, 327042, 1217323, 2434646, 3651969, 7303938, 10955907, 21911814]

約数ペア:

[(1, 21911814), (2, 10955907), (3, 7303938), (6, 3651969), (9, 2434646), (18, 1217323), (67, 327042), (134, 163521), (201, 109014), (402, 54507), (603, 36338), (1206, 18169)]