21210138

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{38011}}^1$

素因数の和:38050

約数の個数: 24

約数和(自身を含む): 47438976

約数和(自身を除く): 26228838

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 38011, 76022, 114033, 228066, 342099, 684198, 1178341, 2356682, 3535023, 7070046, 10605069, 21210138]

約数ペア:

[(1, 21210138), (2, 10605069), (3, 7070046), (6, 3535023), (9, 2356682), (18, 1178341), (31, 684198), (62, 342099), (93, 228066), (186, 114033), (279, 76022), (558, 38011)]