21400032

素因数分解:

$2^5\times 3^1\times {\mathrm{41}}^1\times {\mathrm{5437}}^1$

素因数の和:5491

約数の個数: 48

約数和(自身を含む): 57555792

約数和(自身を除く): 36155760

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 82, 96, 123, 164, 246, 328, 492, 656, 984, 1312, 1968, 3936, 5437, 10874, 16311, 21748, 32622, 43496, 65244, 86992, 130488, 173984, 222917, 260976, 445834, 521952, 668751, 891668, 1337502, 1783336, 2675004, 3566672, 5350008, 7133344, 10700016, 21400032]

約数ペア:

[(1, 21400032), (2, 10700016), (3, 7133344), (4, 5350008), (6, 3566672), (8, 2675004), (12, 1783336), (16, 1337502), (24, 891668), (32, 668751), (41, 521952), (48, 445834), (82, 260976), (96, 222917), (123, 173984), (164, 130488), (246, 86992), (328, 65244), (492, 43496), (656, 32622), (984, 21748), (1312, 16311), (1968, 10874), (3936, 5437)]