21582572

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{15823}}^1$

素因数の和:15869

約数の個数: 24

約数和(自身を含む): 42534912

約数和(自身を除く): 20952340

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 15823, 31646, 63292, 174053, 348106, 490513, 696212, 981026, 1962052, 5395643, 10791286, 21582572]

約数ペア:

[(1, 21582572), (2, 10791286), (4, 5395643), (11, 1962052), (22, 981026), (31, 696212), (44, 490513), (62, 348106), (124, 174053), (341, 63292), (682, 31646), (1364, 15823)]