21960796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{38393}}^1$

素因数の和:38421

約数の個数: 24

約数和(自身を含む): 45151344

約数和(自身を除く): 23190548

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 38393, 76786, 153572, 422323, 499109, 844646, 998218, 1689292, 1996436, 5490199, 10980398, 21960796]

約数ペア:

[(1, 21960796), (2, 10980398), (4, 5490199), (11, 1996436), (13, 1689292), (22, 998218), (26, 844646), (44, 499109), (52, 422323), (143, 153572), (286, 76786), (572, 38393)]