21167741915

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{275963}}^1$

素因数の和:276043

約数の個数: 24

約数和(自身を含む): 27469456560

約数和(自身を除く): 6301714645

約数列:

[1, 5, 23, 29, 115, 145, 529, 667, 2645, 3335, 15341, 76705, 275963, 1379815, 6347149, 8002927, 31735745, 40014635, 145984427, 184067321, 729922135, 920336605, 4233548383, 21167741915]

約数ペア:

[(1, 21167741915), (5, 4233548383), (23, 920336605), (29, 729922135), (115, 184067321), (145, 145984427), (529, 40014635), (667, 31735745), (2645, 8002927), (3335, 6347149), (15341, 1379815), (76705, 275963)]