21550155568

素因数分解:

$2^4\times {\mathrm{373}}^1\times {\mathrm{3610951}}^1$

素因数の和:3611332

約数の個数: 20

約数和(自身を含む): 41865377488

約数和(自身を除く): 20315221920

約数列:

[1, 2, 4, 8, 16, 373, 746, 1492, 2984, 5968, 3610951, 7221902, 14443804, 28887608, 57775216, 1346884723, 2693769446, 5387538892, 10775077784, 21550155568]

約数ペア:

[(1, 21550155568), (2, 10775077784), (4, 5387538892), (8, 2693769446), (16, 1346884723), (373, 57775216), (746, 28887608), (1492, 14443804), (2984, 7221902), (5968, 3610951)]