21956567

素因数分解:

${\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:346

約数の個数: 16

約数和(自身を含む): 23587200

約数和(自身を除く): 1630633

約数列:

[1, 29, 47, 89, 181, 1363, 2581, 4183, 5249, 8507, 16109, 121307, 246703, 467161, 757123, 21956567]

約数ペア:

[(1, 21956567), (29, 757123), (47, 467161), (89, 246703), (181, 121307), (1363, 16109), (2581, 8507), (4183, 5249)]