21495712

素因数分解:

$2^5\times 7^2\times {\mathrm{13709}}^1$

素因数の和:13733

約数の個数: 36

約数和(自身を含む): 49232610

約数和(自身を除く): 27736898

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 13709, 27418, 54836, 95963, 109672, 191926, 219344, 383852, 438688, 671741, 767704, 1343482, 1535408, 2686964, 3070816, 5373928, 10747856, 21495712]

約数ペア:

[(1, 21495712), (2, 10747856), (4, 5373928), (7, 3070816), (8, 2686964), (14, 1535408), (16, 1343482), (28, 767704), (32, 671741), (49, 438688), (56, 383852), (98, 219344), (112, 191926), (196, 109672), (224, 95963), (392, 54836), (784, 27418), (1568, 13709)]