21317838

素因数分解:

$2^1\times 3^1\times {\mathrm{653}}^1\times {\mathrm{5441}}^1$

素因数の和:6099

約数の個数: 16

約数和(自身を含む): 42708816

約数和(自身を除く): 21390978

約数列:

[1, 2, 3, 6, 653, 1306, 1959, 3918, 5441, 10882, 16323, 32646, 3552973, 7105946, 10658919, 21317838]

約数ペア:

[(1, 21317838), (2, 10658919), (3, 7105946), (6, 3552973), (653, 32646), (1306, 16323), (1959, 10882), (3918, 5441)]