21060702

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1579}}^1$

素因数の和:1622

約数の個数: 64

約数和(自身を含む): 53088000

約数和(自身を除く): 32027298

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 38, 39, 54, 57, 78, 114, 117, 171, 234, 247, 342, 351, 494, 513, 702, 741, 1026, 1482, 1579, 2223, 3158, 4446, 4737, 6669, 9474, 13338, 14211, 20527, 28422, 30001, 41054, 42633, 60002, 61581, 85266, 90003, 123162, 180006, 184743, 270009, 369486, 390013, 540018, 554229, 780026, 810027, 1108458, 1170039, 1620054, 2340078, 3510117, 7020234, 10530351, 21060702]

約数ペア:

[(1, 21060702), (2, 10530351), (3, 7020234), (6, 3510117), (9, 2340078), (13, 1620054), (18, 1170039), (19, 1108458), (26, 810027), (27, 780026), (38, 554229), (39, 540018), (54, 390013), (57, 369486), (78, 270009), (114, 184743), (117, 180006), (171, 123162), (234, 90003), (247, 85266), (342, 61581), (351, 60002), (494, 42633), (513, 41054), (702, 30001), (741, 28422), (1026, 20527), (1482, 14211), (1579, 13338), (2223, 9474), (3158, 6669), (4446, 4737)]