21752030

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{701}}^1$

素因数の和:844

約数の個数: 32

約数和(自身を含む): 40940640

約数和(自身を除く): 19188610

約数列:

[1, 2, 5, 10, 29, 58, 107, 145, 214, 290, 535, 701, 1070, 1402, 3103, 3505, 6206, 7010, 15515, 20329, 31030, 40658, 75007, 101645, 150014, 203290, 375035, 750070, 2175203, 4350406, 10876015, 21752030]

約数ペア:

[(1, 21752030), (2, 10876015), (5, 4350406), (10, 2175203), (29, 750070), (58, 375035), (107, 203290), (145, 150014), (214, 101645), (290, 75007), (535, 40658), (701, 31030), (1070, 20329), (1402, 15515), (3103, 7010), (3505, 6206)]