21055874

素因数分解:

$2^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{14891}}^1$

素因数の和:15001

約数の個数: 16

約数和(自身を含む): 36455616

約数和(自身を除く): 15399742

約数列:

[1, 2, 7, 14, 101, 202, 707, 1414, 14891, 29782, 104237, 208474, 1503991, 3007982, 10527937, 21055874]

約数ペア:

[(1, 21055874), (2, 10527937), (7, 3007982), (14, 1503991), (101, 208474), (202, 104237), (707, 29782), (1414, 14891)]