21112260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27067}}^1$

素因数の和:27092

約数の個数: 48

約数和(自身を含む): 63663936

約数和(自身を除く): 42551676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 27067, 54134, 81201, 108268, 135335, 162402, 270670, 324804, 351871, 406005, 541340, 703742, 812010, 1055613, 1407484, 1624020, 1759355, 2111226, 3518710, 4222452, 5278065, 7037420, 10556130, 21112260]

約数ペア:

[(1, 21112260), (2, 10556130), (3, 7037420), (4, 5278065), (5, 4222452), (6, 3518710), (10, 2111226), (12, 1759355), (13, 1624020), (15, 1407484), (20, 1055613), (26, 812010), (30, 703742), (39, 541340), (52, 406005), (60, 351871), (65, 324804), (78, 270670), (130, 162402), (156, 135335), (195, 108268), (260, 81201), (390, 54134), (780, 27067)]