21808841

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1427}}^1$

素因数の和:1504

約数の個数: 16

約数和(自身を含む): 24675840

約数和(自身を除く): 2866999

約数列:

[1, 17, 29, 31, 493, 527, 899, 1427, 15283, 24259, 41383, 44237, 703511, 752029, 1282873, 21808841]

約数ペア:

[(1, 21808841), (17, 1282873), (29, 752029), (31, 703511), (493, 44237), (527, 41383), (899, 24259), (1427, 15283)]