21771432

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{13147}}^1$

素因数の和:13182

約数の個数: 48

約数和(自身を含む): 61532640

約数和(自身を除く): 39761208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 13147, 26294, 39441, 52588, 78882, 105176, 118323, 157764, 236646, 302381, 315528, 473292, 604762, 907143, 946584, 1209524, 1814286, 2419048, 2721429, 3628572, 5442858, 7257144, 10885716, 21771432]

約数ペア:

[(1, 21771432), (2, 10885716), (3, 7257144), (4, 5442858), (6, 3628572), (8, 2721429), (9, 2419048), (12, 1814286), (18, 1209524), (23, 946584), (24, 907143), (36, 604762), (46, 473292), (69, 315528), (72, 302381), (92, 236646), (138, 157764), (184, 118323), (207, 105176), (276, 78882), (414, 52588), (552, 39441), (828, 26294), (1656, 13147)]