21684146

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1567}}^1$

素因数の和:1634

約数の個数: 32

約数和(自身を含む): 38610432

約数和(自身を除く): 16926286

約数列:

[1, 2, 11, 17, 22, 34, 37, 74, 187, 374, 407, 629, 814, 1258, 1567, 3134, 6919, 13838, 17237, 26639, 34474, 53278, 57979, 115958, 293029, 586058, 637769, 985643, 1275538, 1971286, 10842073, 21684146]

約数ペア:

[(1, 21684146), (2, 10842073), (11, 1971286), (17, 1275538), (22, 985643), (34, 637769), (37, 586058), (74, 293029), (187, 115958), (374, 57979), (407, 53278), (629, 34474), (814, 26639), (1258, 17237), (1567, 13838), (3134, 6919)]