21868830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1259}}^1$

素因数の和:1465

約数の個数: 48

約数和(自身を含む): 57198960

約数和(自身を除く): 35330130

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 193, 386, 579, 965, 1158, 1259, 1737, 1930, 2518, 2895, 3474, 3777, 5790, 6295, 7554, 8685, 11331, 12590, 17370, 18885, 22662, 37770, 56655, 113310, 242987, 485974, 728961, 1214935, 1457922, 2186883, 2429870, 3644805, 4373766, 7289610, 10934415, 21868830]

約数ペア:

[(1, 21868830), (2, 10934415), (3, 7289610), (5, 4373766), (6, 3644805), (9, 2429870), (10, 2186883), (15, 1457922), (18, 1214935), (30, 728961), (45, 485974), (90, 242987), (193, 113310), (386, 56655), (579, 37770), (965, 22662), (1158, 18885), (1259, 17370), (1737, 12590), (1930, 11331), (2518, 8685), (2895, 7554), (3474, 6295), (3777, 5790)]