21692960

素因数分解:

$2^5\times 5^1\times {\mathrm{135581}}^1$

素因数の和:135596

約数の個数: 24

約数和(自身を含む): 51249996

約数和(自身を除く): 29557036

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 135581, 271162, 542324, 677905, 1084648, 1355810, 2169296, 2711620, 4338592, 5423240, 10846480, 21692960]

約数ペア:

[(1, 21692960), (2, 10846480), (4, 5423240), (5, 4338592), (8, 2711620), (10, 2169296), (16, 1355810), (20, 1084648), (32, 677905), (40, 542324), (80, 271162), (160, 135581)]