21499018917

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{613}}^1\times {\mathrm{113501}}^1$

素因数の和:114220

約数の個数: 16

約数和(自身を含む): 28991134848

約数和(自身を除く): 7492115931

約数列:

[1, 3, 103, 309, 613, 1839, 63139, 113501, 189417, 340503, 11690603, 35071809, 69576113, 208728339, 7166339639, 21499018917]

約数ペア:

[(1, 21499018917), (3, 7166339639), (103, 208728339), (309, 69576113), (613, 35071809), (1839, 11690603), (63139, 340503), (113501, 189417)]