21871242

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{21317}}^1$

素因数の和:21347

約数の個数: 32

約数和(自身を含む): 51163200

約数和(自身を除く): 29291958

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 21317, 42634, 63951, 127902, 191853, 383706, 405023, 575559, 810046, 1151118, 1215069, 2430138, 3645207, 7290414, 10935621, 21871242]

約数ペア:

[(1, 21871242), (2, 10935621), (3, 7290414), (6, 3645207), (9, 2430138), (18, 1215069), (19, 1151118), (27, 810046), (38, 575559), (54, 405023), (57, 383706), (114, 191853), (171, 127902), (342, 63951), (513, 42634), (1026, 21317)]