21784908

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{34253}}^1$

素因数の和:34313

約数の個数: 24

約数和(自身を含む): 51792048

約数和(自身を除く): 30007140

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 34253, 68506, 102759, 137012, 205518, 411036, 1815409, 3630818, 5446227, 7261636, 10892454, 21784908]

約数ペア:

[(1, 21784908), (2, 10892454), (3, 7261636), (4, 5446227), (6, 3630818), (12, 1815409), (53, 411036), (106, 205518), (159, 137012), (212, 102759), (318, 68506), (636, 34253)]