21425952

素因数分解:

$2^5\times 3^1\times {\mathrm{83}}^1\times {\mathrm{2689}}^1$

素因数の和:2785

約数の個数: 48

約数和(自身を含む): 56941920

約数和(自身を除く): 35515968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 83, 96, 166, 249, 332, 498, 664, 996, 1328, 1992, 2656, 2689, 3984, 5378, 7968, 8067, 10756, 16134, 21512, 32268, 43024, 64536, 86048, 129072, 223187, 258144, 446374, 669561, 892748, 1339122, 1785496, 2678244, 3570992, 5356488, 7141984, 10712976, 21425952]

約数ペア:

[(1, 21425952), (2, 10712976), (3, 7141984), (4, 5356488), (6, 3570992), (8, 2678244), (12, 1785496), (16, 1339122), (24, 892748), (32, 669561), (48, 446374), (83, 258144), (96, 223187), (166, 129072), (249, 86048), (332, 64536), (498, 43024), (664, 32268), (996, 21512), (1328, 16134), (1992, 10756), (2656, 8067), (2689, 7968), (3984, 5378)]