21013704

素因数分解:

$2^3\times 3^2\times {\mathrm{291857}}^1$

素因数の和:291869

約数の個数: 24

約数和(自身を含む): 56912310

約数和(自身を除く): 35898606

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 291857, 583714, 875571, 1167428, 1751142, 2334856, 2626713, 3502284, 5253426, 7004568, 10506852, 21013704]

約数ペア:

[(1, 21013704), (2, 10506852), (3, 7004568), (4, 5253426), (6, 3502284), (8, 2626713), (9, 2334856), (12, 1751142), (18, 1167428), (24, 875571), (36, 583714), (72, 291857)]