21798610

素因数分解:

$2^1\times 5^1\times {\mathrm{617}}^1\times {\mathrm{3533}}^1$

素因数の和:4157

約数の個数: 16

約数和(自身を含む): 39312216

約数和(自身を除く): 17513606

約数列:

[1, 2, 5, 10, 617, 1234, 3085, 3533, 6170, 7066, 17665, 35330, 2179861, 4359722, 10899305, 21798610]

約数ペア:

[(1, 21798610), (2, 10899305), (5, 4359722), (10, 2179861), (617, 35330), (1234, 17665), (3085, 7066), (3533, 6170)]