21895095

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{27541}}^1$

素因数の和:27602

約数の個数: 16

約数和(自身を含む): 35694432

約数和(自身を除く): 13799337

約数列:

[1, 3, 5, 15, 53, 159, 265, 795, 27541, 82623, 137705, 413115, 1459673, 4379019, 7298365, 21895095]

約数ペア:

[(1, 21895095), (3, 7298365), (5, 4379019), (15, 1459673), (53, 413115), (159, 137705), (265, 82623), (795, 27541)]