21851423

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1013}}^1$

素因数の和:1114

約数の個数: 16

約数和(自身を含む): 24968736

約数和(自身を除く): 3117313

約数列:

[1, 11, 37, 53, 407, 583, 1013, 1961, 11143, 21571, 37481, 53689, 412291, 590579, 1986493, 21851423]

約数ペア:

[(1, 21851423), (11, 1986493), (37, 590579), (53, 412291), (407, 53689), (583, 37481), (1013, 21571), (1961, 11143)]