21330435

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{29021}}^1$

素因数の和:29043

約数の個数: 24

約数和(自身を含む): 39702096

約数和(自身を除く): 18371661

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 29021, 87063, 145105, 203147, 435315, 609441, 1015735, 1422029, 3047205, 4266087, 7110145, 21330435]

約数ペア:

[(1, 21330435), (3, 7110145), (5, 4266087), (7, 3047205), (15, 1422029), (21, 1015735), (35, 609441), (49, 435315), (105, 203147), (147, 145105), (245, 87063), (735, 29021)]