21932680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7121}}^1$

素因数の和:7150

約数の個数: 64

約数和(自身を含む): 61534080

約数和(自身を除く): 39601400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 7121, 14242, 28484, 35605, 49847, 56968, 71210, 78331, 99694, 142420, 156662, 199388, 249235, 284840, 313324, 391655, 398776, 498470, 548317, 626648, 783310, 996940, 1096634, 1566620, 1993880, 2193268, 2741585, 3133240, 4386536, 5483170, 10966340, 21932680]

約数ペア:

[(1, 21932680), (2, 10966340), (4, 5483170), (5, 4386536), (7, 3133240), (8, 2741585), (10, 2193268), (11, 1993880), (14, 1566620), (20, 1096634), (22, 996940), (28, 783310), (35, 626648), (40, 548317), (44, 498470), (55, 398776), (56, 391655), (70, 313324), (77, 284840), (88, 249235), (110, 199388), (140, 156662), (154, 142420), (220, 99694), (280, 78331), (308, 71210), (385, 56968), (440, 49847), (616, 35605), (770, 28484), (1540, 14242), (3080, 7121)]