21905776

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{37003}}^1$

素因数の和:37048

約数の個数: 20

約数和(自身を含む): 43590712

約数和(自身を除く): 21684936

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 37003, 74006, 148012, 296024, 592048, 1369111, 2738222, 5476444, 10952888, 21905776]

約数ペア:

[(1, 21905776), (2, 10952888), (4, 5476444), (8, 2738222), (16, 1369111), (37, 592048), (74, 296024), (148, 148012), (296, 74006), (592, 37003)]