21069863

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1019}}^1$

素因数の和:1102

約数の個数: 16

約数和(自身を含む): 23500800

約数和(自身を除く): 2430937

約数列:

[1, 23, 29, 31, 667, 713, 899, 1019, 20677, 23437, 29551, 31589, 679673, 726547, 916081, 21069863]

約数ペア:

[(1, 21069863), (23, 916081), (29, 726547), (31, 679673), (667, 31589), (713, 29551), (899, 23437), (1019, 20677)]