21641752

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{2963}}^1$

素因数の和:3063

約数の個数: 32

約数和(自身を含む): 44815680

約数和(自身を除く): 23173928

約数列:

[1, 2, 4, 8, 11, 22, 44, 83, 88, 166, 332, 664, 913, 1826, 2963, 3652, 5926, 7304, 11852, 23704, 32593, 65186, 130372, 245929, 260744, 491858, 983716, 1967432, 2705219, 5410438, 10820876, 21641752]

約数ペア:

[(1, 21641752), (2, 10820876), (4, 5410438), (8, 2705219), (11, 1967432), (22, 983716), (44, 491858), (83, 260744), (88, 245929), (166, 130372), (332, 65186), (664, 32593), (913, 23704), (1826, 11852), (2963, 7304), (3652, 5926)]