21996211325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{1033}}^1\times {\mathrm{77431}}^1$

素因数の和:78485

約数の個数: 24

約数和(自身を含む): 29784063936

約数和(自身を除く): 7787852611

約数列:

[1, 5, 11, 25, 55, 275, 1033, 5165, 11363, 25825, 56815, 77431, 284075, 387155, 851741, 1935775, 4258705, 21293525, 79986223, 399931115, 879848453, 1999655575, 4399242265, 21996211325]

約数ペア:

[(1, 21996211325), (5, 4399242265), (11, 1999655575), (25, 879848453), (55, 399931115), (275, 79986223), (1033, 21293525), (5165, 4258705), (11363, 1935775), (25825, 851741), (56815, 387155), (77431, 284075)]