21277146

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{8713}}^1$

素因数の和:8766

約数の個数: 32

約数和(自身を含む): 47683008

約数和(自身を除く): 26405862

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 111, 222, 407, 814, 1221, 2442, 8713, 17426, 26139, 52278, 95843, 191686, 287529, 322381, 575058, 644762, 967143, 1934286, 3546191, 7092382, 10638573, 21277146]

約数ペア:

[(1, 21277146), (2, 10638573), (3, 7092382), (6, 3546191), (11, 1934286), (22, 967143), (33, 644762), (37, 575058), (66, 322381), (74, 287529), (111, 191686), (222, 95843), (407, 52278), (814, 26139), (1221, 17426), (2442, 8713)]