21477045

素因数分解:

$3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{13901}}^1$

素因数の和:14012

約数の個数: 16

約数和(自身を含む): 34699392

約数和(自身を除く): 13222347

約数列:

[1, 3, 5, 15, 103, 309, 515, 1545, 13901, 41703, 69505, 208515, 1431803, 4295409, 7159015, 21477045]

約数ペア:

[(1, 21477045), (3, 7159015), (5, 4295409), (15, 1431803), (103, 208515), (309, 69505), (515, 41703), (1545, 13901)]