21000368645

素因数分解:

$5^1\times {\mathrm{461}}^1\times {\mathrm{2017}}^1\times {\mathrm{4517}}^1$

素因数の和:7000

約数の個数: 16

約数和(自身を含む): 25273222128

約数和(自身を除く): 4272853483

約数列:

[1, 5, 461, 2017, 2305, 4517, 10085, 22585, 929837, 2082337, 4649185, 9110789, 10411685, 45553945, 4200073729, 21000368645]

約数ペア:

[(1, 21000368645), (5, 4200073729), (461, 45553945), (2017, 10411685), (2305, 9110789), (4517, 4649185), (10085, 2082337), (22585, 929837)]