21260790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{236231}}^1$

素因数の和:236244

約数の個数: 24

約数和(自身を含む): 55278288

約数和(自身を除く): 34017498

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 236231, 472462, 708693, 1181155, 1417386, 2126079, 2362310, 3543465, 4252158, 7086930, 10630395, 21260790]

約数ペア:

[(1, 21260790), (2, 10630395), (3, 7086930), (5, 4252158), (6, 3543465), (9, 2362310), (10, 2126079), (15, 1417386), (18, 1181155), (30, 708693), (45, 472462), (90, 236231)]