21034034

素因数分解:

$2^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{3023}}^1$

素因数の和:3110

約数の個数: 24

約数和(自身を含む): 37231488

約数和(自身を除く): 16197454

約数列:

[1, 2, 7, 14, 49, 71, 98, 142, 497, 994, 3023, 3479, 6046, 6958, 21161, 42322, 148127, 214633, 296254, 429266, 1502431, 3004862, 10517017, 21034034]

約数ペア:

[(1, 21034034), (2, 10517017), (7, 3004862), (14, 1502431), (49, 429266), (71, 296254), (98, 214633), (142, 148127), (497, 42322), (994, 21161), (3023, 6958), (3479, 6046)]