6921243

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1801}}^1$

素因数の和:1875

約数の個数: 24

約数和(自身を含む): 11619296

約数和(自身を除く): 4698053

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 1801, 3843, 5403, 12607, 16209, 37821, 109861, 113463, 329583, 769027, 988749, 2307081, 6921243]

約数ペア:

[(1, 6921243), (3, 2307081), (7, 988749), (9, 769027), (21, 329583), (61, 113463), (63, 109861), (183, 37821), (427, 16209), (549, 12607), (1281, 5403), (1801, 3843)]