21864848

素因数分解:

$2^4\times {\mathrm{919}}^1\times {\mathrm{1487}}^1$

素因数の和:2414

約数の個数: 20

約数和(自身を含む): 42437760

約数和(自身を除く): 20572912

約数列:

[1, 2, 4, 8, 16, 919, 1487, 1838, 2974, 3676, 5948, 7352, 11896, 14704, 23792, 1366553, 2733106, 5466212, 10932424, 21864848]

約数ペア:

[(1, 21864848), (2, 10932424), (4, 5466212), (8, 2733106), (16, 1366553), (919, 23792), (1487, 14704), (1838, 11896), (2974, 7352), (3676, 5948)]