21467221435

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{82571}}^1$

素因数の和:82779

約数の個数: 32

約数和(自身を含む): 29250305280

約数和(自身を除く): 7783083845

約数列:

[1, 5, 11, 29, 55, 145, 163, 319, 815, 1595, 1793, 4727, 8965, 23635, 51997, 82571, 259985, 412855, 908281, 2394559, 4541405, 11972795, 13459073, 26340149, 67295365, 131700745, 148049803, 390313117, 740249015, 1951565585, 4293444287, 21467221435]

約数ペア:

[(1, 21467221435), (5, 4293444287), (11, 1951565585), (29, 740249015), (55, 390313117), (145, 148049803), (163, 131700745), (319, 67295365), (815, 26340149), (1595, 13459073), (1793, 11972795), (4727, 4541405), (8965, 2394559), (23635, 908281), (51997, 412855), (82571, 259985)]