21360581

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1693}}^1$

素因数の和:1772

約数の個数: 16

約数和(自身を含む): 24718848

約数和(自身を除く): 3358267

約数列:

[1, 11, 31, 37, 341, 407, 1147, 1693, 12617, 18623, 52483, 62641, 577313, 689051, 1941871, 21360581]

約数ペア:

[(1, 21360581), (11, 1941871), (31, 689051), (37, 577313), (341, 62641), (407, 52483), (1147, 18623), (1693, 12617)]