21816116

素因数分解:

$2^2\times 7^1\times {\mathrm{503}}^1\times {\mathrm{1549}}^1$

素因数の和:2063

約数の個数: 24

約数和(自身を含む): 43747200

約数和(自身を除く): 21931084

約数列:

[1, 2, 4, 7, 14, 28, 503, 1006, 1549, 2012, 3098, 3521, 6196, 7042, 10843, 14084, 21686, 43372, 779147, 1558294, 3116588, 5454029, 10908058, 21816116]

約数ペア:

[(1, 21816116), (2, 10908058), (4, 5454029), (7, 3116588), (14, 1558294), (28, 779147), (503, 43372), (1006, 21686), (1549, 14084), (2012, 10843), (3098, 7042), (3521, 6196)]