21728512

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{6529}}^1$

素因数の和:6558

約数の個数: 36

約数和(自身を含む): 46715620

約数和(自身を除く): 24987108

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 6529, 13058, 26116, 52232, 84877, 104464, 169754, 208928, 339508, 417856, 679016, 835712, 1358032, 1671424, 2716064, 5432128, 10864256, 21728512]

約数ペア:

[(1, 21728512), (2, 10864256), (4, 5432128), (8, 2716064), (13, 1671424), (16, 1358032), (26, 835712), (32, 679016), (52, 417856), (64, 339508), (104, 208928), (128, 169754), (208, 104464), (256, 84877), (416, 52232), (832, 26116), (1664, 13058), (3328, 6529)]