21027494

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{2003}}^1$

素因数の和:2215

約数の個数: 16

約数和(自身を含む): 32825520

約数和(自身を除く): 11798026

約数列:

[1, 2, 29, 58, 181, 362, 2003, 4006, 5249, 10498, 58087, 116174, 362543, 725086, 10513747, 21027494]

約数ペア:

[(1, 21027494), (2, 10513747), (29, 725086), (58, 362543), (181, 116174), (362, 58087), (2003, 10498), (4006, 5249)]