21497400285

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{49419311}}^1$

素因数の和:49419348

約数の個数: 16

約数和(自身を含む): 35581904640

約数和(自身を除く): 14084504355

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 49419311, 148257933, 247096555, 741289665, 1433160019, 4299480057, 7165800095, 21497400285]

約数ペア:

[(1, 21497400285), (3, 7165800095), (5, 4299480057), (15, 1433160019), (29, 741289665), (87, 247096555), (145, 148257933), (435, 49419311)]