21040026

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{500953}}^1$

素因数の和:500965

約数の個数: 16

約数和(自身を含む): 48091584

約数和(自身を除く): 27051558

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 500953, 1001906, 1502859, 3005718, 3506671, 7013342, 10520013, 21040026]

約数ペア:

[(1, 21040026), (2, 10520013), (3, 7013342), (6, 3506671), (7, 3005718), (14, 1502859), (21, 1001906), (42, 500953)]