21123630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1123}}^1$

素因数の和:1166

約数の個数: 96

約数和(自身を含む): 63123840

約数和(自身を除く): 42000210

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 19, 22, 30, 33, 38, 45, 55, 57, 66, 90, 95, 99, 110, 114, 165, 171, 190, 198, 209, 285, 330, 342, 418, 495, 570, 627, 855, 990, 1045, 1123, 1254, 1710, 1881, 2090, 2246, 3135, 3369, 3762, 5615, 6270, 6738, 9405, 10107, 11230, 12353, 16845, 18810, 20214, 21337, 24706, 33690, 37059, 42674, 50535, 61765, 64011, 74118, 101070, 106685, 111177, 123530, 128022, 185295, 192033, 213370, 222354, 234707, 320055, 370590, 384066, 469414, 555885, 640110, 704121, 960165, 1111770, 1173535, 1408242, 1920330, 2112363, 2347070, 3520605, 4224726, 7041210, 10561815, 21123630]

約数ペア:

[(1, 21123630), (2, 10561815), (3, 7041210), (5, 4224726), (6, 3520605), (9, 2347070), (10, 2112363), (11, 1920330), (15, 1408242), (18, 1173535), (19, 1111770), (22, 960165), (30, 704121), (33, 640110), (38, 555885), (45, 469414), (55, 384066), (57, 370590), (66, 320055), (90, 234707), (95, 222354), (99, 213370), (110, 192033), (114, 185295), (165, 128022), (171, 123530), (190, 111177), (198, 106685), (209, 101070), (285, 74118), (330, 64011), (342, 61765), (418, 50535), (495, 42674), (570, 37059), (627, 33690), (855, 24706), (990, 21337), (1045, 20214), (1123, 18810), (1254, 16845), (1710, 12353), (1881, 11230), (2090, 10107), (2246, 9405), (3135, 6738), (3369, 6270), (3762, 5615)]