21311484

素因数分解:

$2^2\times 3^1\times {\mathrm{1049}}^1\times {\mathrm{1693}}^1$

素因数の和:2749

約数の個数: 24

約数和(自身を含む): 49803600

約数和(自身を除く): 28492116

約数列:

[1, 2, 3, 4, 6, 12, 1049, 1693, 2098, 3147, 3386, 4196, 5079, 6294, 6772, 10158, 12588, 20316, 1775957, 3551914, 5327871, 7103828, 10655742, 21311484]

約数ペア:

[(1, 21311484), (2, 10655742), (3, 7103828), (4, 5327871), (6, 3551914), (12, 1775957), (1049, 20316), (1693, 12588), (2098, 10158), (3147, 6772), (3386, 6294), (4196, 5079)]