21565770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{23189}}^1$

素因数の和:23230

約数の個数: 32

約数和(自身を含む): 53429760

約数和(自身を除く): 31863990

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 23189, 46378, 69567, 115945, 139134, 231890, 347835, 695670, 718859, 1437718, 2156577, 3594295, 4313154, 7188590, 10782885, 21565770]

約数ペア:

[(1, 21565770), (2, 10782885), (3, 7188590), (5, 4313154), (6, 3594295), (10, 2156577), (15, 1437718), (30, 718859), (31, 695670), (62, 347835), (93, 231890), (155, 139134), (186, 115945), (310, 69567), (465, 46378), (930, 23189)]