21515388

素因数分解:

$2^2\times 3^1\times {\mathrm{347}}^1\times {\mathrm{5167}}^1$

素因数の和:5521

約数の個数: 24

約数和(自身を含む): 50356992

約数和(自身を除く): 28841604

約数列:

[1, 2, 3, 4, 6, 12, 347, 694, 1041, 1388, 2082, 4164, 5167, 10334, 15501, 20668, 31002, 62004, 1792949, 3585898, 5378847, 7171796, 10757694, 21515388]

約数ペア:

[(1, 21515388), (2, 10757694), (3, 7171796), (4, 5378847), (6, 3585898), (12, 1792949), (347, 62004), (694, 31002), (1041, 20668), (1388, 15501), (2082, 10334), (4164, 5167)]