21134070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{127}}^1$

素因数の和:226

約数の個数: 72

約数和(自身を含む): 56699136

約数和(自身を除く): 35565066

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 127, 129, 215, 254, 258, 381, 387, 430, 635, 645, 762, 774, 1143, 1270, 1290, 1849, 1905, 1935, 2286, 3698, 3810, 3870, 5461, 5547, 5715, 9245, 10922, 11094, 11430, 16383, 16641, 18490, 27305, 27735, 32766, 33282, 49149, 54610, 55470, 81915, 83205, 98298, 163830, 166410, 234823, 245745, 469646, 491490, 704469, 1174115, 1408938, 2113407, 2348230, 3522345, 4226814, 7044690, 10567035, 21134070]

約数ペア:

[(1, 21134070), (2, 10567035), (3, 7044690), (5, 4226814), (6, 3522345), (9, 2348230), (10, 2113407), (15, 1408938), (18, 1174115), (30, 704469), (43, 491490), (45, 469646), (86, 245745), (90, 234823), (127, 166410), (129, 163830), (215, 98298), (254, 83205), (258, 81915), (381, 55470), (387, 54610), (430, 49149), (635, 33282), (645, 32766), (762, 27735), (774, 27305), (1143, 18490), (1270, 16641), (1290, 16383), (1849, 11430), (1905, 11094), (1935, 10922), (2286, 9245), (3698, 5715), (3810, 5547), (3870, 5461)]