21684998

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{599}}^1\times {\mathrm{787}}^1$

素因数の和:1411

約数の個数: 16

約数和(自身を含む): 34041600

約数和(自身を除く): 12356602

約数列:

[1, 2, 23, 46, 599, 787, 1198, 1574, 13777, 18101, 27554, 36202, 471413, 942826, 10842499, 21684998]

約数ペア:

[(1, 21684998), (2, 10842499), (23, 942826), (46, 471413), (599, 36202), (787, 27554), (1198, 18101), (1574, 13777)]