21370552

素因数分解:

$2^3\times 7^1\times {\mathrm{359}}^1\times {\mathrm{1063}}^1$

素因数の和:1435

約数の個数: 32

約数和(自身を含む): 45964800

約数和(自身を除く): 24594248

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 359, 718, 1063, 1436, 2126, 2513, 2872, 4252, 5026, 7441, 8504, 10052, 14882, 20104, 29764, 59528, 381617, 763234, 1526468, 2671319, 3052936, 5342638, 10685276, 21370552]

約数ペア:

[(1, 21370552), (2, 10685276), (4, 5342638), (7, 3052936), (8, 2671319), (14, 1526468), (28, 763234), (56, 381617), (359, 59528), (718, 29764), (1063, 20104), (1436, 14882), (2126, 10052), (2513, 8504), (2872, 7441), (4252, 5026)]