20921472012

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{8527}}^1\times {\mathrm{29209}}^1$

素因数の和:37750

約数の個数: 48

約数和(自身を含む): 55799045120

約数和(自身を除く): 34877573108

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 8527, 17054, 25581, 29209, 34108, 51162, 58418, 59689, 87627, 102324, 116836, 119378, 175254, 179067, 204463, 238756, 350508, 358134, 408926, 613389, 716268, 817852, 1226778, 2453556, 249065143, 498130286, 747195429, 996260572, 1494390858, 1743456001, 2988781716, 3486912002, 5230368003, 6973824004, 10460736006, 20921472012]

約数ペア:

[(1, 20921472012), (2, 10460736006), (3, 6973824004), (4, 5230368003), (6, 3486912002), (7, 2988781716), (12, 1743456001), (14, 1494390858), (21, 996260572), (28, 747195429), (42, 498130286), (84, 249065143), (8527, 2453556), (17054, 1226778), (25581, 817852), (29209, 716268), (34108, 613389), (51162, 408926), (58418, 358134), (59689, 350508), (87627, 238756), (102324, 204463), (116836, 179067), (119378, 175254)]