21080590980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1820431}}^1$

素因数の和:1820636

約数の個数: 48

約数和(自身を含む): 59331519744

約数和(自身を除く): 38250928764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 193, 386, 579, 772, 965, 1158, 1930, 2316, 2895, 3860, 5790, 11580, 1820431, 3640862, 5461293, 7281724, 9102155, 10922586, 18204310, 21845172, 27306465, 36408620, 54612930, 109225860, 351343183, 702686366, 1054029549, 1405372732, 1756715915, 2108059098, 3513431830, 4216118196, 5270147745, 7026863660, 10540295490, 21080590980]

約数ペア:

[(1, 21080590980), (2, 10540295490), (3, 7026863660), (4, 5270147745), (5, 4216118196), (6, 3513431830), (10, 2108059098), (12, 1756715915), (15, 1405372732), (20, 1054029549), (30, 702686366), (60, 351343183), (193, 109225860), (386, 54612930), (579, 36408620), (772, 27306465), (965, 21845172), (1158, 18204310), (1930, 10922586), (2316, 9102155), (2895, 7281724), (3860, 5461293), (5790, 3640862), (11580, 1820431)]