21273030

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{26263}}^1$

素因数の和:26282

約数の個数: 40

約数和(自身を含む): 57202992

約数和(自身を除く): 35929962

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 26263, 52526, 78789, 131315, 157578, 236367, 262630, 393945, 472734, 709101, 787890, 1181835, 1418202, 2127303, 2363670, 3545505, 4254606, 7091010, 10636515, 21273030]

約数ペア:

[(1, 21273030), (2, 10636515), (3, 7091010), (5, 4254606), (6, 3545505), (9, 2363670), (10, 2127303), (15, 1418202), (18, 1181835), (27, 787890), (30, 709101), (45, 472734), (54, 393945), (81, 262630), (90, 236367), (135, 157578), (162, 131315), (270, 78789), (405, 52526), (810, 26263)]