21792904

素因数分解:

$2^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{3637}}^1$

素因数の和:3757

約数の個数: 32

約数和(自身を含む): 47148480

約数和(自身を除く): 25355576

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 107, 214, 428, 749, 856, 1498, 2996, 3637, 5992, 7274, 14548, 25459, 29096, 50918, 101836, 203672, 389159, 778318, 1556636, 2724113, 3113272, 5448226, 10896452, 21792904]

約数ペア:

[(1, 21792904), (2, 10896452), (4, 5448226), (7, 3113272), (8, 2724113), (14, 1556636), (28, 778318), (56, 389159), (107, 203672), (214, 101836), (428, 50918), (749, 29096), (856, 25459), (1498, 14548), (2996, 7274), (3637, 5992)]