21178498

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{3331}}^1$

素因数の和:3378

約数の個数: 24

約数和(自身を含む): 36825264

約数和(自身を除く): 15646766

約数列:

[1, 2, 11, 17, 22, 34, 187, 289, 374, 578, 3179, 3331, 6358, 6662, 36641, 56627, 73282, 113254, 622897, 962659, 1245794, 1925318, 10589249, 21178498]

約数ペア:

[(1, 21178498), (2, 10589249), (11, 1925318), (17, 1245794), (22, 962659), (34, 622897), (187, 113254), (289, 73282), (374, 56627), (578, 36641), (3179, 6662), (3331, 6358)]