21234078

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{31883}}^1$

素因数の和:31928

約数の個数: 24

約数和(自身を含む): 47252088

約数和(自身を除く): 26018010

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 31883, 63766, 95649, 191298, 286947, 573894, 1179671, 2359342, 3539013, 7078026, 10617039, 21234078]

約数ペア:

[(1, 21234078), (2, 10617039), (3, 7078026), (6, 3539013), (9, 2359342), (18, 1179671), (37, 573894), (74, 286947), (111, 191298), (222, 95649), (333, 63766), (666, 31883)]