21190962

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{1033}}^1$

素因数の和:1314

約数の個数: 32

約数和(自身を含む): 45859968

約数和(自身を除く): 24669006

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 263, 526, 789, 1033, 1578, 2066, 3099, 3419, 6198, 6838, 10257, 13429, 20514, 26858, 40287, 80574, 271679, 543358, 815037, 1630074, 3531827, 7063654, 10595481, 21190962]

約数ペア:

[(1, 21190962), (2, 10595481), (3, 7063654), (6, 3531827), (13, 1630074), (26, 815037), (39, 543358), (78, 271679), (263, 80574), (526, 40287), (789, 26858), (1033, 20514), (1578, 13429), (2066, 10257), (3099, 6838), (3419, 6198)]