21604044

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 63737856

約数和(自身を除く): 42133812

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 103, 132, 154, 206, 227, 231, 308, 309, 412, 454, 462, 618, 681, 721, 908, 924, 1133, 1236, 1362, 1442, 1589, 2163, 2266, 2497, 2724, 2884, 3178, 3399, 4326, 4532, 4767, 4994, 6356, 6798, 7491, 7931, 8652, 9534, 9988, 13596, 14982, 15862, 17479, 19068, 23381, 23793, 29964, 31724, 34958, 46762, 47586, 52437, 69916, 70143, 93524, 95172, 104874, 140286, 163667, 209748, 257191, 280572, 327334, 491001, 514382, 654668, 771573, 982002, 1028764, 1543146, 1800337, 1964004, 3086292, 3600674, 5401011, 7201348, 10802022, 21604044]

約数ペア:

[(1, 21604044), (2, 10802022), (3, 7201348), (4, 5401011), (6, 3600674), (7, 3086292), (11, 1964004), (12, 1800337), (14, 1543146), (21, 1028764), (22, 982002), (28, 771573), (33, 654668), (42, 514382), (44, 491001), (66, 327334), (77, 280572), (84, 257191), (103, 209748), (132, 163667), (154, 140286), (206, 104874), (227, 95172), (231, 93524), (308, 70143), (309, 69916), (412, 52437), (454, 47586), (462, 46762), (618, 34958), (681, 31724), (721, 29964), (908, 23793), (924, 23381), (1133, 19068), (1236, 17479), (1362, 15862), (1442, 14982), (1589, 13596), (2163, 9988), (2266, 9534), (2497, 8652), (2724, 7931), (2884, 7491), (3178, 6798), (3399, 6356), (4326, 4994), (4532, 4767)]