21474992

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17431}}^1$

素因数の和:17457

約数の個数: 40

約数和(自身を含む): 51877632

約数和(自身を除く): 30402640

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 17431, 34862, 69724, 122017, 139448, 191741, 244034, 278896, 383482, 488068, 766964, 976136, 1342187, 1533928, 1952272, 2684374, 3067856, 5368748, 10737496, 21474992]

約数ペア:

[(1, 21474992), (2, 10737496), (4, 5368748), (7, 3067856), (8, 2684374), (11, 1952272), (14, 1533928), (16, 1342187), (22, 976136), (28, 766964), (44, 488068), (56, 383482), (77, 278896), (88, 244034), (112, 191741), (154, 139448), (176, 122017), (308, 69724), (616, 34862), (1232, 17431)]