21253065720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3341677}}^1$

素因数の和:3341744

約数の個数: 64

約数和(自身を含む): 64962220320

約数和(自身を除く): 43709154600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 120, 159, 212, 265, 318, 424, 530, 636, 795, 1060, 1272, 1590, 2120, 3180, 6360, 3341677, 6683354, 10025031, 13366708, 16708385, 20050062, 26733416, 33416770, 40100124, 50125155, 66833540, 80200248, 100250310, 133667080, 177108881, 200500620, 354217762, 401001240, 531326643, 708435524, 885544405, 1062653286, 1416871048, 1771088810, 2125306572, 2656633215, 3542177620, 4250613144, 5313266430, 7084355240, 10626532860, 21253065720]

約数ペア:

[(1, 21253065720), (2, 10626532860), (3, 7084355240), (4, 5313266430), (5, 4250613144), (6, 3542177620), (8, 2656633215), (10, 2125306572), (12, 1771088810), (15, 1416871048), (20, 1062653286), (24, 885544405), (30, 708435524), (40, 531326643), (53, 401001240), (60, 354217762), (106, 200500620), (120, 177108881), (159, 133667080), (212, 100250310), (265, 80200248), (318, 66833540), (424, 50125155), (530, 40100124), (636, 33416770), (795, 26733416), (1060, 20050062), (1272, 16708385), (1590, 13366708), (2120, 10025031), (3180, 6683354), (6360, 3341677)]