21946638

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{5387}}^1$

素因数の和:5496

約数の個数: 32

約数和(自身を含む): 50690304

約数和(自身を除く): 28743666

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 97, 194, 291, 582, 679, 1358, 2037, 4074, 5387, 10774, 16161, 32322, 37709, 75418, 113127, 226254, 522539, 1045078, 1567617, 3135234, 3657773, 7315546, 10973319, 21946638]

約数ペア:

[(1, 21946638), (2, 10973319), (3, 7315546), (6, 3657773), (7, 3135234), (14, 1567617), (21, 1045078), (42, 522539), (97, 226254), (194, 113127), (291, 75418), (582, 37709), (679, 32322), (1358, 16161), (2037, 10774), (4074, 5387)]