21803385

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{46889}}^1$

素因数の和:46928

約数の個数: 16

約数和(自身を含む): 36011520

約数和(自身を除く): 14208135

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 46889, 140667, 234445, 703335, 1453559, 4360677, 7267795, 21803385]

約数ペア:

[(1, 21803385), (3, 7267795), (5, 4360677), (15, 1453559), (31, 703335), (93, 234445), (155, 140667), (465, 46889)]