21707376

素因数分解:

$2^4\times 3^1\times {\mathrm{137}}^1\times {\mathrm{3301}}^1$

素因数の和:3449

約数の個数: 40

約数和(自身を含む): 56503824

約数和(自身を除く): 34796448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 137, 274, 411, 548, 822, 1096, 1644, 2192, 3288, 3301, 6576, 6602, 9903, 13204, 19806, 26408, 39612, 52816, 79224, 158448, 452237, 904474, 1356711, 1808948, 2713422, 3617896, 5426844, 7235792, 10853688, 21707376]

約数ペア:

[(1, 21707376), (2, 10853688), (3, 7235792), (4, 5426844), (6, 3617896), (8, 2713422), (12, 1808948), (16, 1356711), (24, 904474), (48, 452237), (137, 158448), (274, 79224), (411, 52816), (548, 39612), (822, 26408), (1096, 19806), (1644, 13204), (2192, 9903), (3288, 6602), (3301, 6576)]