21270888

素因数分解:

$2^3\times 3^2\times {\mathrm{295429}}^1$

素因数の和:295441

約数の個数: 24

約数和(自身を含む): 57608850

約数和(自身を除く): 36337962

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 295429, 590858, 886287, 1181716, 1772574, 2363432, 2658861, 3545148, 5317722, 7090296, 10635444, 21270888]

約数ペア:

[(1, 21270888), (2, 10635444), (3, 7090296), (4, 5317722), (6, 3545148), (8, 2658861), (9, 2363432), (12, 1772574), (18, 1181716), (24, 886287), (36, 590858), (72, 295429)]