21821445

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{8219}}^1$

素因数の和:8289

約数の個数: 24

約数和(自身を含む): 38469600

約数和(自身を除く): 16648155

約数列:

[1, 3, 5, 9, 15, 45, 59, 177, 295, 531, 885, 2655, 8219, 24657, 41095, 73971, 123285, 369855, 484921, 1454763, 2424605, 4364289, 7273815, 21821445]

約数ペア:

[(1, 21821445), (3, 7273815), (5, 4364289), (9, 2424605), (15, 1454763), (45, 484921), (59, 369855), (177, 123285), (295, 73971), (531, 41095), (885, 24657), (2655, 8219)]