21273933

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{1151}}^1$

素因数の和:1316

約数の個数: 16

約数和(自身を含む): 29140992

約数和(自身を除く): 7867059

約数列:

[1, 3, 61, 101, 183, 303, 1151, 3453, 6161, 18483, 70211, 116251, 210633, 348753, 7091311, 21273933]

約数ペア:

[(1, 21273933), (3, 7091311), (61, 348753), (101, 210633), (183, 116251), (303, 70211), (1151, 18483), (3453, 6161)]