21313710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21529}}^1$

素因数の和:21553

約数の個数: 48

約数和(自身を含む): 60456240

約数和(自身を除く): 39142530

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 21529, 43058, 64587, 107645, 129174, 193761, 215290, 236819, 322935, 387522, 473638, 645870, 710457, 968805, 1184095, 1420914, 1937610, 2131371, 2368190, 3552285, 4262742, 7104570, 10656855, 21313710]

約数ペア:

[(1, 21313710), (2, 10656855), (3, 7104570), (5, 4262742), (6, 3552285), (9, 2368190), (10, 2131371), (11, 1937610), (15, 1420914), (18, 1184095), (22, 968805), (30, 710457), (33, 645870), (45, 473638), (55, 387522), (66, 322935), (90, 236819), (99, 215290), (110, 193761), (165, 129174), (198, 107645), (330, 64587), (495, 43058), (990, 21529)]