21421962

素因数分解:

$2^1\times 3^3\times {\mathrm{396703}}^1$

素因数の和:396714

約数の個数: 16

約数和(自身を含む): 47604480

約数和(自身を除く): 26182518

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 396703, 793406, 1190109, 2380218, 3570327, 7140654, 10710981, 21421962]

約数ペア:

[(1, 21421962), (2, 10710981), (3, 7140654), (6, 3570327), (9, 2380218), (18, 1190109), (27, 793406), (54, 396703)]