21968766

素因数分解:

$2^1\times 3^3\times {\mathrm{73}}^1\times {\mathrm{5573}}^1$

素因数の和:5657

約数の個数: 32

約数和(自身を含む): 49497120

約数和(自身を除く): 27528354

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 146, 219, 438, 657, 1314, 1971, 3942, 5573, 11146, 16719, 33438, 50157, 100314, 150471, 300942, 406829, 813658, 1220487, 2440974, 3661461, 7322922, 10984383, 21968766]

約数ペア:

[(1, 21968766), (2, 10984383), (3, 7322922), (6, 3661461), (9, 2440974), (18, 1220487), (27, 813658), (54, 406829), (73, 300942), (146, 150471), (219, 100314), (438, 50157), (657, 33438), (1314, 16719), (1971, 11146), (3942, 5573)]