2168908

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1091}}^1$

素因数の和:1173

約数の個数: 24

約数和(自身を含む): 4402944

約数和(自身を除く): 2234036

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1091, 1988, 2182, 4364, 7637, 15274, 30548, 77461, 154922, 309844, 542227, 1084454, 2168908]

約数ペア:

[(1, 2168908), (2, 1084454), (4, 542227), (7, 309844), (14, 154922), (28, 77461), (71, 30548), (142, 15274), (284, 7637), (497, 4364), (994, 2182), (1091, 1988)]