21862198

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{4139}}^1$

素因数の和:4299

約数の個数: 16

約数和(自身を含む): 34776000

約数和(自身を除く): 12913802

約数列:

[1, 2, 19, 38, 139, 278, 2641, 4139, 5282, 8278, 78641, 157282, 575321, 1150642, 10931099, 21862198]

約数ペア:

[(1, 21862198), (2, 10931099), (19, 1150642), (38, 575321), (139, 157282), (278, 78641), (2641, 8278), (4139, 5282)]