21013035

素因数分解:

$3^1\times 5^1\times {\mathrm{1097}}^1\times {\mathrm{1277}}^1$

素因数の和:2382

約数の個数: 16

約数和(自身を含む): 33677856

約数和(自身を除く): 12664821

約数列:

[1, 3, 5, 15, 1097, 1277, 3291, 3831, 5485, 6385, 16455, 19155, 1400869, 4202607, 7004345, 21013035]

約数ペア:

[(1, 21013035), (3, 7004345), (5, 4202607), (15, 1400869), (1097, 19155), (1277, 16455), (3291, 6385), (3831, 5485)]