21817808

素因数分解:

$2^4\times {\mathrm{449}}^1\times {\mathrm{3037}}^1$

素因数の和:3494

約数の個数: 20

約数和(自身を含む): 42380100

約数和(自身を除く): 20562292

約数列:

[1, 2, 4, 8, 16, 449, 898, 1796, 3037, 3592, 6074, 7184, 12148, 24296, 48592, 1363613, 2727226, 5454452, 10908904, 21817808]

約数ペア:

[(1, 21817808), (2, 10908904), (4, 5454452), (8, 2727226), (16, 1363613), (449, 48592), (898, 24296), (1796, 12148), (3037, 7184), (3592, 6074)]