21836109

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{7019}}^1$

素因数の和:7100

約数の個数: 16

約数和(自身を含む): 31337280

約数和(自身を除く): 9501171

約数列:

[1, 3, 17, 51, 61, 183, 1037, 3111, 7019, 21057, 119323, 357969, 428159, 1284477, 7278703, 21836109]

約数ペア:

[(1, 21836109), (3, 7278703), (17, 1284477), (51, 428159), (61, 357969), (183, 119323), (1037, 21057), (3111, 7019)]