21931672

素因数分解:

$2^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{3593}}^1$

素因数の和:3715

約数の個数: 32

約数和(自身を含む): 47440800

約数和(自身を除く): 25509128

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 109, 218, 436, 763, 872, 1526, 3052, 3593, 6104, 7186, 14372, 25151, 28744, 50302, 100604, 201208, 391637, 783274, 1566548, 2741459, 3133096, 5482918, 10965836, 21931672]

約数ペア:

[(1, 21931672), (2, 10965836), (4, 5482918), (7, 3133096), (8, 2741459), (14, 1566548), (28, 783274), (56, 391637), (109, 201208), (218, 100604), (436, 50302), (763, 28744), (872, 25151), (1526, 14372), (3052, 7186), (3593, 6104)]