2021110980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4812169}}^1$

素因数の和:4812188

約数の個数: 48

約数和(自身を含む): 6467556480

約数和(自身を除く): 4446445500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 4812169, 9624338, 14436507, 19248676, 24060845, 28873014, 33685183, 48121690, 57746028, 67370366, 72182535, 96243380, 101055549, 134740732, 144365070, 168425915, 202111098, 288730140, 336851830, 404222196, 505277745, 673703660, 1010555490, 2021110980]

約数ペア:

[(1, 2021110980), (2, 1010555490), (3, 673703660), (4, 505277745), (5, 404222196), (6, 336851830), (7, 288730140), (10, 202111098), (12, 168425915), (14, 144365070), (15, 134740732), (20, 101055549), (21, 96243380), (28, 72182535), (30, 67370366), (35, 57746028), (42, 48121690), (60, 33685183), (70, 28873014), (84, 24060845), (105, 19248676), (140, 14436507), (210, 9624338), (420, 4812169)]