21966456

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{853}}^1$

素因数の和:928

約数の個数: 64

約数和(自身を含む): 58413600

約数和(自身を除く): 36447144

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 37, 58, 74, 87, 111, 116, 148, 174, 222, 232, 296, 348, 444, 696, 853, 888, 1073, 1706, 2146, 2559, 3219, 3412, 4292, 5118, 6438, 6824, 8584, 10236, 12876, 20472, 24737, 25752, 31561, 49474, 63122, 74211, 94683, 98948, 126244, 148422, 189366, 197896, 252488, 296844, 378732, 593688, 757464, 915269, 1830538, 2745807, 3661076, 5491614, 7322152, 10983228, 21966456]

約数ペア:

[(1, 21966456), (2, 10983228), (3, 7322152), (4, 5491614), (6, 3661076), (8, 2745807), (12, 1830538), (24, 915269), (29, 757464), (37, 593688), (58, 378732), (74, 296844), (87, 252488), (111, 197896), (116, 189366), (148, 148422), (174, 126244), (222, 98948), (232, 94683), (296, 74211), (348, 63122), (444, 49474), (696, 31561), (853, 25752), (888, 24737), (1073, 20472), (1706, 12876), (2146, 10236), (2559, 8584), (3219, 6824), (3412, 6438), (4292, 5118)]