21045871260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{8053}}^1\times {\mathrm{14519}}^1$

素因数の和:22587

約数の個数: 72

約数和(自身を含む): 63851467680

約数和(自身を除く): 42805596420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 8053, 14519, 16106, 24159, 29038, 32212, 40265, 43557, 48318, 58076, 72477, 72595, 80530, 87114, 96636, 120795, 130671, 144954, 145190, 161060, 174228, 217785, 241590, 261342, 289908, 290380, 362385, 435570, 483180, 522684, 653355, 724770, 871140, 1306710, 1449540, 2613420, 116921507, 233843014, 350764521, 467686028, 584607535, 701529042, 1052293563, 1169215070, 1403058084, 1753822605, 2104587126, 2338430140, 3507645210, 4209174252, 5261467815, 7015290420, 10522935630, 21045871260]

約数ペア:

[(1, 21045871260), (2, 10522935630), (3, 7015290420), (4, 5261467815), (5, 4209174252), (6, 3507645210), (9, 2338430140), (10, 2104587126), (12, 1753822605), (15, 1403058084), (18, 1169215070), (20, 1052293563), (30, 701529042), (36, 584607535), (45, 467686028), (60, 350764521), (90, 233843014), (180, 116921507), (8053, 2613420), (14519, 1449540), (16106, 1306710), (24159, 871140), (29038, 724770), (32212, 653355), (40265, 522684), (43557, 483180), (48318, 435570), (58076, 362385), (72477, 290380), (72595, 289908), (80530, 261342), (87114, 241590), (96636, 217785), (120795, 174228), (130671, 161060), (144954, 145190)]