21049824

素因数分解:

$2^5\times 3^1\times {\mathrm{29}}^1\times {\mathrm{7561}}^1$

素因数の和:7603

約数の個数: 48

約数和(自身を含む): 57168720

約数和(自身を除く): 36118896

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 87, 96, 116, 174, 232, 348, 464, 696, 928, 1392, 2784, 7561, 15122, 22683, 30244, 45366, 60488, 90732, 120976, 181464, 219269, 241952, 362928, 438538, 657807, 725856, 877076, 1315614, 1754152, 2631228, 3508304, 5262456, 7016608, 10524912, 21049824]

約数ペア:

[(1, 21049824), (2, 10524912), (3, 7016608), (4, 5262456), (6, 3508304), (8, 2631228), (12, 1754152), (16, 1315614), (24, 877076), (29, 725856), (32, 657807), (48, 438538), (58, 362928), (87, 241952), (96, 219269), (116, 181464), (174, 120976), (232, 90732), (348, 60488), (464, 45366), (696, 30244), (928, 22683), (1392, 15122), (2784, 7561)]