21065160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{175543}}^1$

素因数の和:175557

約数の個数: 32

約数和(自身を含む): 63195840

約数和(自身を除く): 42130680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 175543, 351086, 526629, 702172, 877715, 1053258, 1404344, 1755430, 2106516, 2633145, 3510860, 4213032, 5266290, 7021720, 10532580, 21065160]

約数ペア:

[(1, 21065160), (2, 10532580), (3, 7021720), (4, 5266290), (5, 4213032), (6, 3510860), (8, 2633145), (10, 2106516), (12, 1755430), (15, 1404344), (20, 1053258), (24, 877715), (30, 702172), (40, 526629), (60, 351086), (120, 175543)]