21734468

素因数分解:

$2^2\times 7^1\times {\mathrm{431}}^1\times {\mathrm{1801}}^1$

素因数の和:2243

約数の個数: 24

約数和(自身を含む): 43593984

約数和(自身を除く): 21859516

約数列:

[1, 2, 4, 7, 14, 28, 431, 862, 1724, 1801, 3017, 3602, 6034, 7204, 12068, 12607, 25214, 50428, 776231, 1552462, 3104924, 5433617, 10867234, 21734468]

約数ペア:

[(1, 21734468), (2, 10867234), (4, 5433617), (7, 3104924), (14, 1552462), (28, 776231), (431, 50428), (862, 25214), (1724, 12607), (1801, 12068), (3017, 7204), (3602, 6034)]