21491844

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7079}}^1$

素因数の和:7120

約数の個数: 48

約数和(自身を含む): 57093120

約数和(自身を除く): 35601276

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 23, 33, 44, 46, 66, 69, 92, 132, 138, 253, 276, 506, 759, 1012, 1518, 3036, 7079, 14158, 21237, 28316, 42474, 77869, 84948, 155738, 162817, 233607, 311476, 325634, 467214, 488451, 651268, 934428, 976902, 1790987, 1953804, 3581974, 5372961, 7163948, 10745922, 21491844]

約数ペア:

[(1, 21491844), (2, 10745922), (3, 7163948), (4, 5372961), (6, 3581974), (11, 1953804), (12, 1790987), (22, 976902), (23, 934428), (33, 651268), (44, 488451), (46, 467214), (66, 325634), (69, 311476), (92, 233607), (132, 162817), (138, 155738), (253, 84948), (276, 77869), (506, 42474), (759, 28316), (1012, 21237), (1518, 14158), (3036, 7079)]