21905168

素因数分解:

$2^4\times {\mathrm{751}}^1\times {\mathrm{1823}}^1$

素因数の和:2582

約数の個数: 20

約数和(自身を含む): 42521088

約数和(自身を除く): 20615920

約数列:

[1, 2, 4, 8, 16, 751, 1502, 1823, 3004, 3646, 6008, 7292, 12016, 14584, 29168, 1369073, 2738146, 5476292, 10952584, 21905168]

約数ペア:

[(1, 21905168), (2, 10952584), (4, 5476292), (8, 2738146), (16, 1369073), (751, 29168), (1502, 14584), (1823, 12016), (3004, 7292), (3646, 6008)]