21911310

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:220

約数の個数: 96

約数和(自身を含む): 60383232

約数和(自身を除く): 38471922

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 71, 81, 90, 127, 135, 142, 162, 213, 243, 254, 270, 355, 381, 405, 426, 486, 635, 639, 710, 762, 810, 1065, 1143, 1215, 1270, 1278, 1905, 1917, 2130, 2286, 2430, 3195, 3429, 3810, 3834, 5715, 5751, 6390, 6858, 9017, 9585, 10287, 11430, 11502, 17145, 17253, 18034, 19170, 20574, 27051, 28755, 30861, 34290, 34506, 45085, 51435, 54102, 57510, 61722, 81153, 86265, 90170, 102870, 135255, 154305, 162306, 172530, 243459, 270510, 308610, 405765, 486918, 730377, 811530, 1217295, 1460754, 2191131, 2434590, 3651885, 4382262, 7303770, 10955655, 21911310]

約数ペア:

[(1, 21911310), (2, 10955655), (3, 7303770), (5, 4382262), (6, 3651885), (9, 2434590), (10, 2191131), (15, 1460754), (18, 1217295), (27, 811530), (30, 730377), (45, 486918), (54, 405765), (71, 308610), (81, 270510), (90, 243459), (127, 172530), (135, 162306), (142, 154305), (162, 135255), (213, 102870), (243, 90170), (254, 86265), (270, 81153), (355, 61722), (381, 57510), (405, 54102), (426, 51435), (486, 45085), (635, 34506), (639, 34290), (710, 30861), (762, 28755), (810, 27051), (1065, 20574), (1143, 19170), (1215, 18034), (1270, 17253), (1278, 17145), (1905, 11502), (1917, 11430), (2130, 10287), (2286, 9585), (2430, 9017), (3195, 6858), (3429, 6390), (3810, 5751), (3834, 5715)]