21666092

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1979}}^1$

素因数の和:2030

約数の個数: 48

約数和(自身を含む): 47900160

約数和(自身を除く): 26234068

約数列:

[1, 2, 4, 7, 14, 17, 23, 28, 34, 46, 68, 92, 119, 161, 238, 322, 391, 476, 644, 782, 1564, 1979, 2737, 3958, 5474, 7916, 10948, 13853, 27706, 33643, 45517, 55412, 67286, 91034, 134572, 182068, 235501, 318619, 471002, 637238, 773789, 942004, 1274476, 1547578, 3095156, 5416523, 10833046, 21666092]

約数ペア:

[(1, 21666092), (2, 10833046), (4, 5416523), (7, 3095156), (14, 1547578), (17, 1274476), (23, 942004), (28, 773789), (34, 637238), (46, 471002), (68, 318619), (92, 235501), (119, 182068), (161, 134572), (238, 91034), (322, 67286), (391, 55412), (476, 45517), (644, 33643), (782, 27706), (1564, 13853), (1979, 10948), (2737, 7916), (3958, 5474)]