21233895

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{30119}}^1$

素因数の和:30174

約数の個数: 16

約数和(自身を含む): 34698240

約数和(自身を除く): 13464345

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 30119, 90357, 150595, 451785, 1415593, 4246779, 7077965, 21233895]

約数ペア:

[(1, 21233895), (3, 7077965), (5, 4246779), (15, 1415593), (47, 451785), (141, 150595), (235, 90357), (705, 30119)]