21501510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{8053}}^1$

素因数の和:8152

約数の個数: 32

約数和(自身を含む): 52189920

約数和(自身を除く): 30688410

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 178, 267, 445, 534, 890, 1335, 2670, 8053, 16106, 24159, 40265, 48318, 80530, 120795, 241590, 716717, 1433434, 2150151, 3583585, 4300302, 7167170, 10750755, 21501510]

約数ペア:

[(1, 21501510), (2, 10750755), (3, 7167170), (5, 4300302), (6, 3583585), (10, 2150151), (15, 1433434), (30, 716717), (89, 241590), (178, 120795), (267, 80530), (445, 48318), (534, 40265), (890, 24159), (1335, 16106), (2670, 8053)]