21049050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{12757}}^1$

素因数の和:12783

約数の個数: 48

約数和(自身を含む): 56951712

約数和(自身を除く): 35902662

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, 12757, 25514, 38271, 63785, 76542, 127570, 140327, 191355, 280654, 318925, 382710, 420981, 637850, 701635, 841962, 956775, 1403270, 1913550, 2104905, 3508175, 4209810, 7016350, 10524525, 21049050]

約数ペア:

[(1, 21049050), (2, 10524525), (3, 7016350), (5, 4209810), (6, 3508175), (10, 2104905), (11, 1913550), (15, 1403270), (22, 956775), (25, 841962), (30, 701635), (33, 637850), (50, 420981), (55, 382710), (66, 318925), (75, 280654), (110, 191355), (150, 140327), (165, 127570), (275, 76542), (330, 63785), (550, 38271), (825, 25514), (1650, 12757)]