21803742

素因数分解:

$2^1\times 3^4\times {\mathrm{134591}}^1$

素因数の和:134605

約数の個数: 20

約数和(自身を含む): 48856896

約数和(自身を除く): 27053154

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 134591, 269182, 403773, 807546, 1211319, 2422638, 3633957, 7267914, 10901871, 21803742]

約数ペア:

[(1, 21803742), (2, 10901871), (3, 7267914), (6, 3633957), (9, 2422638), (18, 1211319), (27, 807546), (54, 403773), (81, 269182), (162, 134591)]