21427290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{238081}}^1$

素因数の和:238094

約数の個数: 24

約数和(自身を含む): 55711188

約数和(自身を除く): 34283898

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 238081, 476162, 714243, 1190405, 1428486, 2142729, 2380810, 3571215, 4285458, 7142430, 10713645, 21427290]

約数ペア:

[(1, 21427290), (2, 10713645), (3, 7142430), (5, 4285458), (6, 3571215), (9, 2380810), (10, 2142729), (15, 1428486), (18, 1190405), (30, 714243), (45, 476162), (90, 238081)]