21000317748

素因数分解:

$2^2\times 3^1\times {\mathrm{2851}}^1\times {\mathrm{613829}}^1$

素因数の和:616687

約数の個数: 24

約数和(自身を含む): 49018008480

約数和(自身を除く): 28017690732

約数列:

[1, 2, 3, 4, 6, 12, 2851, 5702, 8553, 11404, 17106, 34212, 613829, 1227658, 1841487, 2455316, 3682974, 7365948, 1750026479, 3500052958, 5250079437, 7000105916, 10500158874, 21000317748]

約数ペア:

[(1, 21000317748), (2, 10500158874), (3, 7000105916), (4, 5250079437), (6, 3500052958), (12, 1750026479), (2851, 7365948), (5702, 3682974), (8553, 2455316), (11404, 1841487), (17106, 1227658), (34212, 613829)]