21195030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{5563}}^1$

素因数の和:5700

約数の個数: 32

約数和(自身を含む): 51277824

約数和(自身を除く): 30082794

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 127, 254, 381, 635, 762, 1270, 1905, 3810, 5563, 11126, 16689, 27815, 33378, 55630, 83445, 166890, 706501, 1413002, 2119503, 3532505, 4239006, 7065010, 10597515, 21195030]

約数ペア:

[(1, 21195030), (2, 10597515), (3, 7065010), (5, 4239006), (6, 3532505), (10, 2119503), (15, 1413002), (30, 706501), (127, 166890), (254, 83445), (381, 55630), (635, 33378), (762, 27815), (1270, 16689), (1905, 11126), (3810, 5563)]