21977884808

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{1607}}^1\times {\mathrm{155413}}^1$

素因数の和:157037

約数の個数: 32

約数和(自身を含む): 44983028160

約数和(自身を除く): 23005143352

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 1607, 3214, 6428, 12856, 17677, 35354, 70708, 141416, 155413, 310826, 621652, 1243304, 1709543, 3419086, 6838172, 13676344, 249748691, 499497382, 998994764, 1997989528, 2747235601, 5494471202, 10988942404, 21977884808]

約数ペア:

[(1, 21977884808), (2, 10988942404), (4, 5494471202), (8, 2747235601), (11, 1997989528), (22, 998994764), (44, 499497382), (88, 249748691), (1607, 13676344), (3214, 6838172), (6428, 3419086), (12856, 1709543), (17677, 1243304), (35354, 621652), (70708, 310826), (141416, 155413)]