21749042

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{7159}}^1$

素因数の和:7206

約数の個数: 24

約数和(自身を含む): 39179520

約数和(自身を除く): 17430478

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 217, 434, 1519, 3038, 7159, 14318, 50113, 100226, 221929, 350791, 443858, 701582, 1553503, 3107006, 10874521, 21749042]

約数ペア:

[(1, 21749042), (2, 10874521), (7, 3107006), (14, 1553503), (31, 701582), (49, 443858), (62, 350791), (98, 221929), (217, 100226), (434, 50113), (1519, 14318), (3038, 7159)]