21155748

素因数分解:

$2^2\times 3^1\times {\mathrm{59}}^1\times {\mathrm{29881}}^1$

素因数の和:29947

約数の個数: 24

約数和(自身を含む): 50201760

約数和(自身を除く): 29046012

約数列:

[1, 2, 3, 4, 6, 12, 59, 118, 177, 236, 354, 708, 29881, 59762, 89643, 119524, 179286, 358572, 1762979, 3525958, 5288937, 7051916, 10577874, 21155748]

約数ペア:

[(1, 21155748), (2, 10577874), (3, 7051916), (4, 5288937), (6, 3525958), (12, 1762979), (59, 358572), (118, 179286), (177, 119524), (236, 89643), (354, 59762), (708, 29881)]