21007950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{140053}}^1$

素因数の和:140068

約数の個数: 24

約数和(自身を含む): 52100088

約数和(自身を除く): 31092138

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 140053, 280106, 420159, 700265, 840318, 1400530, 2100795, 3501325, 4201590, 7002650, 10503975, 21007950]

約数ペア:

[(1, 21007950), (2, 10503975), (3, 7002650), (5, 4201590), (6, 3501325), (10, 2100795), (15, 1400530), (25, 840318), (30, 700265), (50, 420159), (75, 280106), (150, 140053)]