21061764

素因数分解:

$2^2\times 3^2\times {\mathrm{585049}}^1$

素因数の和:585059

約数の個数: 18

約数和(自身を含む): 53239550

約数和(自身を除く): 32177786

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 585049, 1170098, 1755147, 2340196, 3510294, 5265441, 7020588, 10530882, 21061764]

約数ペア:

[(1, 21061764), (2, 10530882), (3, 7020588), (4, 5265441), (6, 3510294), (9, 2340196), (12, 1755147), (18, 1170098), (36, 585049)]