21306360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{177553}}^1$

素因数の和:177567

約数の個数: 32

約数和(自身を含む): 63919440

約数和(自身を除く): 42613080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 177553, 355106, 532659, 710212, 887765, 1065318, 1420424, 1775530, 2130636, 2663295, 3551060, 4261272, 5326590, 7102120, 10653180, 21306360]

約数ペア:

[(1, 21306360), (2, 10653180), (3, 7102120), (4, 5326590), (5, 4261272), (6, 3551060), (8, 2663295), (10, 2130636), (12, 1775530), (15, 1420424), (20, 1065318), (24, 887765), (30, 710212), (40, 532659), (60, 355106), (120, 177553)]