21000620186

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3491}}^1\times {\mathrm{33053}}^1$

素因数の和:36566

約数の個数: 32

約数和(自身を含む): 38782654848

約数和(自身を除く): 17782034662

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 3491, 6982, 24437, 33053, 45383, 48874, 66106, 90766, 231371, 317681, 429689, 462742, 635362, 859378, 3007823, 6015646, 115388023, 230776046, 807716161, 1500044299, 1615432322, 3000088598, 10500310093, 21000620186]

約数ペア:

[(1, 21000620186), (2, 10500310093), (7, 3000088598), (13, 1615432322), (14, 1500044299), (26, 807716161), (91, 230776046), (182, 115388023), (3491, 6015646), (6982, 3007823), (24437, 859378), (33053, 635362), (45383, 462742), (48874, 429689), (66106, 317681), (90766, 231371)]