21067164

素因数分解:

$2^2\times 3^2\times {\mathrm{585199}}^1$

素因数の和:585209

約数の個数: 18

約数和(自身を含む): 53253200

約数和(自身を除く): 32186036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 585199, 1170398, 1755597, 2340796, 3511194, 5266791, 7022388, 10533582, 21067164]

約数ペア:

[(1, 21067164), (2, 10533582), (3, 7022388), (4, 5266791), (6, 3511194), (9, 2340796), (12, 1755597), (18, 1170398), (36, 585199)]