21904246

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1973}}^1$

素因数の和:2056

約数の個数: 32

約数和(自身を含む): 41122368

約数和(自身を除く): 19218122

約数列:

[1, 2, 7, 13, 14, 26, 61, 91, 122, 182, 427, 793, 854, 1586, 1973, 3946, 5551, 11102, 13811, 25649, 27622, 51298, 120353, 179543, 240706, 359086, 842471, 1564589, 1684942, 3129178, 10952123, 21904246]

約数ペア:

[(1, 21904246), (2, 10952123), (7, 3129178), (13, 1684942), (14, 1564589), (26, 842471), (61, 359086), (91, 240706), (122, 179543), (182, 120353), (427, 51298), (793, 27622), (854, 25649), (1586, 13811), (1973, 11102), (3946, 5551)]