21245633

素因数分解:

${\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:344

約数の個数: 16

約数和(自身を含む): 22795776

約数和(自身を除く): 1550143

約数列:

[1, 31, 53, 67, 193, 1643, 2077, 3551, 5983, 10229, 12931, 110081, 317099, 400861, 685343, 21245633]

約数ペア:

[(1, 21245633), (31, 685343), (53, 400861), (67, 317099), (193, 110081), (1643, 12931), (2077, 10229), (3551, 5983)]