2021275312

素因数分解:

$2^4\times 7^1\times {\mathrm{991}}^1\times {\mathrm{18211}}^1$

素因数の和:19217

約数の個数: 40

約数和(自身を含む): 4480443392

約数和(自身を除く): 2459168080

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 991, 1982, 3964, 6937, 7928, 13874, 15856, 18211, 27748, 36422, 55496, 72844, 110992, 127477, 145688, 254954, 291376, 509908, 1019816, 2039632, 18047101, 36094202, 72188404, 126329707, 144376808, 252659414, 288753616, 505318828, 1010637656, 2021275312]

約数ペア:

[(1, 2021275312), (2, 1010637656), (4, 505318828), (7, 288753616), (8, 252659414), (14, 144376808), (16, 126329707), (28, 72188404), (56, 36094202), (112, 18047101), (991, 2039632), (1982, 1019816), (3964, 509908), (6937, 291376), (7928, 254954), (13874, 145688), (15856, 127477), (18211, 110992), (27748, 72844), (36422, 55496)]