10021905

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{421}}^1$

素因数の和:478

約数の個数: 36

約数和(自身を含む): 18202548

約数和(自身を除く): 8180643

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 421, 529, 1035, 1263, 1587, 2105, 2645, 3789, 4761, 6315, 7935, 9683, 18945, 23805, 29049, 48415, 87147, 145245, 222709, 435735, 668127, 1113545, 2004381, 3340635, 10021905]

約数ペア:

[(1, 10021905), (3, 3340635), (5, 2004381), (9, 1113545), (15, 668127), (23, 435735), (45, 222709), (69, 145245), (115, 87147), (207, 48415), (345, 29049), (421, 23805), (529, 18945), (1035, 9683), (1263, 7935), (1587, 6315), (2105, 4761), (2645, 3789)]