21968674

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6353}}^1$

素因数の和:6394

約数の個数: 32

約数和(自身を含む): 42698880

約数和(自身を除く): 20730206

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 6353, 12706, 44471, 82589, 88942, 120707, 165178, 241414, 578123, 844949, 1156246, 1569191, 1689898, 3138382, 10984337, 21968674]

約数ペア:

[(1, 21968674), (2, 10984337), (7, 3138382), (13, 1689898), (14, 1569191), (19, 1156246), (26, 844949), (38, 578123), (91, 241414), (133, 165178), (182, 120707), (247, 88942), (266, 82589), (494, 44471), (1729, 12706), (3458, 6353)]