21202976

素因数分解:

$2^5\times {\mathrm{397}}^1\times {\mathrm{1669}}^1$

素因数の和:2076

約数の個数: 24

約数和(自身を含む): 41873580

約数和(自身を除く): 20670604

約数列:

[1, 2, 4, 8, 16, 32, 397, 794, 1588, 1669, 3176, 3338, 6352, 6676, 12704, 13352, 26704, 53408, 662593, 1325186, 2650372, 5300744, 10601488, 21202976]

約数ペア:

[(1, 21202976), (2, 10601488), (4, 5300744), (8, 2650372), (16, 1325186), (32, 662593), (397, 53408), (794, 26704), (1588, 13352), (1669, 12704), (3176, 6676), (3338, 6352)]