21365095

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{2179}}^1$

素因数の和:2274

約数の個数: 16

約数和(自身を含む): 26840160

約数和(自身を除く): 5475065

約数列:

[1, 5, 37, 53, 185, 265, 1961, 2179, 9805, 10895, 80623, 115487, 403115, 577435, 4273019, 21365095]

約数ペア:

[(1, 21365095), (5, 4273019), (37, 577435), (53, 403115), (185, 115487), (265, 80623), (1961, 10895), (2179, 9805)]