21617882

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{577}}^1$

素因数の和:734

約数の個数: 32

約数和(自身を含む): 38453184

約数和(自身を除く): 16835302

約数列:

[1, 2, 11, 13, 22, 26, 131, 143, 262, 286, 577, 1154, 1441, 1703, 2882, 3406, 6347, 7501, 12694, 15002, 18733, 37466, 75587, 82511, 151174, 165022, 831457, 982631, 1662914, 1965262, 10808941, 21617882]

約数ペア:

[(1, 21617882), (2, 10808941), (11, 1965262), (13, 1662914), (22, 982631), (26, 831457), (131, 165022), (143, 151174), (262, 82511), (286, 75587), (577, 37466), (1154, 18733), (1441, 15002), (1703, 12694), (2882, 7501), (3406, 6347)]