21953487

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{4001}}^1$

素因数の和:4094

約数の個数: 16

約数和(自身を含む): 30735360

約数和(自身を除く): 8781873

約数列:

[1, 3, 31, 59, 93, 177, 1829, 4001, 5487, 12003, 124031, 236059, 372093, 708177, 7317829, 21953487]

約数ペア:

[(1, 21953487), (3, 7317829), (31, 708177), (59, 372093), (93, 236059), (177, 124031), (1829, 12003), (4001, 5487)]