21019350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{12739}}^1$

素因数の和:12765

約数の個数: 48

約数和(自身を含む): 56871360

約数和(自身を除く): 35852010

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 150, 165, 275, 330, 550, 825, 1650, 12739, 25478, 38217, 63695, 76434, 127390, 140129, 191085, 280258, 318475, 382170, 420387, 636950, 700645, 840774, 955425, 1401290, 1910850, 2101935, 3503225, 4203870, 7006450, 10509675, 21019350]

約数ペア:

[(1, 21019350), (2, 10509675), (3, 7006450), (5, 4203870), (6, 3503225), (10, 2101935), (11, 1910850), (15, 1401290), (22, 955425), (25, 840774), (30, 700645), (33, 636950), (50, 420387), (55, 382170), (66, 318475), (75, 280258), (110, 191085), (150, 140129), (165, 127390), (275, 76434), (330, 63695), (550, 38217), (825, 25478), (1650, 12739)]