21152478

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{113723}}^1$

素因数の和:113759

約数の個数: 16

約数和(自身を含む): 43670016

約数和(自身を除く): 22517538

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 113723, 227446, 341169, 682338, 3525413, 7050826, 10576239, 21152478]

約数ペア:

[(1, 21152478), (2, 10576239), (3, 7050826), (6, 3525413), (31, 682338), (62, 341169), (93, 227446), (186, 113723)]