21342675

素因数分解:

$3^1\times 5^2\times {\mathrm{383}}^1\times {\mathrm{743}}^1$

素因数の和:1139

約数の個数: 24

約数和(自身を含む): 35426304

約数和(自身を除く): 14083629

約数列:

[1, 3, 5, 15, 25, 75, 383, 743, 1149, 1915, 2229, 3715, 5745, 9575, 11145, 18575, 28725, 55725, 284569, 853707, 1422845, 4268535, 7114225, 21342675]

約数ペア:

[(1, 21342675), (3, 7114225), (5, 4268535), (15, 1422845), (25, 853707), (75, 284569), (383, 55725), (743, 28725), (1149, 18575), (1915, 11145), (2229, 9575), (3715, 5745)]