16920435

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{23021}}^1$

素因数の和:23043

約数の個数: 24

約数和(自身を含む): 31494096

約数和(自身を除く): 14573661

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 23021, 69063, 115105, 161147, 345315, 483441, 805735, 1128029, 2417205, 3384087, 5640145, 16920435]

約数ペア:

[(1, 16920435), (3, 5640145), (5, 3384087), (7, 2417205), (15, 1128029), (21, 805735), (35, 483441), (49, 345315), (105, 161147), (147, 115105), (245, 69063), (735, 23021)]