21409698

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^2\times {\mathrm{12347}}^1$

素因数の和:12386

約数の個数: 24

約数和(自身を含む): 45490032

約数和(自身を除く): 24080334

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 289, 578, 867, 1734, 12347, 24694, 37041, 74082, 209899, 419798, 629697, 1259394, 3568283, 7136566, 10704849, 21409698]

約数ペア:

[(1, 21409698), (2, 10704849), (3, 7136566), (6, 3568283), (17, 1259394), (34, 629697), (51, 419798), (102, 209899), (289, 74082), (578, 37041), (867, 24694), (1734, 12347)]