21324212

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{8369}}^1$

素因数の和:8400

約数の個数: 36

約数和(自身を含む): 46754820

約数和(自身を除く): 25430608

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 8369, 16738, 33476, 58583, 108797, 117166, 217594, 234332, 410081, 435188, 761579, 820162, 1523158, 1640324, 3046316, 5331053, 10662106, 21324212]

約数ペア:

[(1, 21324212), (2, 10662106), (4, 5331053), (7, 3046316), (13, 1640324), (14, 1523158), (26, 820162), (28, 761579), (49, 435188), (52, 410081), (91, 234332), (98, 217594), (182, 117166), (196, 108797), (364, 58583), (637, 33476), (1274, 16738), (2548, 8369)]