21096026

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{16931}}^1$

素因数の和:17029

約数の個数: 16

約数和(自身を含む): 36573120

約数和(自身を除く): 15477094

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 16931, 33862, 118517, 237034, 1506859, 3013718, 10548013, 21096026]

約数ペア:

[(1, 21096026), (2, 10548013), (7, 3013718), (14, 1506859), (89, 237034), (178, 118517), (623, 33862), (1246, 16931)]