20921634

素因数分解:

$2^1\times 3^2\times {\mathrm{337}}^1\times {\mathrm{3449}}^1$

素因数の和:3794

約数の個数: 24

約数和(自身を含む): 45477900

約数和(自身を除く): 24556266

約数列:

[1, 2, 3, 6, 9, 18, 337, 674, 1011, 2022, 3033, 3449, 6066, 6898, 10347, 20694, 31041, 62082, 1162313, 2324626, 3486939, 6973878, 10460817, 20921634]

約数ペア:

[(1, 20921634), (2, 10460817), (3, 6973878), (6, 3486939), (9, 2324626), (18, 1162313), (337, 62082), (674, 31041), (1011, 20694), (2022, 10347), (3033, 6898), (3449, 6066)]