21544054

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{2909}}^1$

素因数の和:2964

約数の個数: 24

約数和(自身を含む): 38621520

約数和(自身を除く): 17077466

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 529, 1058, 2909, 3703, 5818, 7406, 20363, 40726, 66907, 133814, 468349, 936698, 1538861, 3077722, 10772027, 21544054]

約数ペア:

[(1, 21544054), (2, 10772027), (7, 3077722), (14, 1538861), (23, 936698), (46, 468349), (161, 133814), (322, 66907), (529, 40726), (1058, 20363), (2909, 7406), (3703, 5818)]