21547384

素因数分解:

$2^3\times {\mathrm{863}}^1\times {\mathrm{3121}}^1$

素因数の和:3990

約数の個数: 16

約数和(自身を含む): 40461120

約数和(自身を除く): 18913736

約数列:

[1, 2, 4, 8, 863, 1726, 3121, 3452, 6242, 6904, 12484, 24968, 2693423, 5386846, 10773692, 21547384]

約数ペア:

[(1, 21547384), (2, 10773692), (4, 5386846), (8, 2693423), (863, 24968), (1726, 12484), (3121, 6904), (3452, 6242)]