21756328

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{14543}}^1$

素因数の和:14577

約数の個数: 32

約数和(自身を含む): 47122560

約数和(自身を除く): 25366232

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 14543, 29086, 58172, 116344, 159973, 247231, 319946, 494462, 639892, 988924, 1279784, 1977848, 2719541, 5439082, 10878164, 21756328]

約数ペア:

[(1, 21756328), (2, 10878164), (4, 5439082), (8, 2719541), (11, 1977848), (17, 1279784), (22, 988924), (34, 639892), (44, 494462), (68, 319946), (88, 247231), (136, 159973), (187, 116344), (374, 58172), (748, 29086), (1496, 14543)]