21027055

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{14653}}^1$

素因数の和:14706

約数の個数: 16

約数和(自身を含む): 29542464

約数和(自身を除く): 8515409

約数列:

[1, 5, 7, 35, 41, 205, 287, 1435, 14653, 73265, 102571, 512855, 600773, 3003865, 4205411, 21027055]

約数ペア:

[(1, 21027055), (5, 4205411), (7, 3003865), (35, 600773), (41, 512855), (205, 102571), (287, 73265), (1435, 14653)]