16996952168

素因数分解:

$2^3\times 7^1\times {\mathrm{421}}^1\times {\mathrm{720943}}^1$

素因数の和:721377

約数の個数: 32

約数和(自身を含む): 36508604160

約数和(自身を除く): 19511651992

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 421, 842, 1684, 2947, 3368, 5894, 11788, 23576, 720943, 1441886, 2883772, 5046601, 5767544, 10093202, 20186404, 40372808, 303517003, 607034006, 1214068012, 2124619021, 2428136024, 4249238042, 8498476084, 16996952168]

約数ペア:

[(1, 16996952168), (2, 8498476084), (4, 4249238042), (7, 2428136024), (8, 2124619021), (14, 1214068012), (28, 607034006), (56, 303517003), (421, 40372808), (842, 20186404), (1684, 10093202), (2947, 5767544), (3368, 5046601), (5894, 2883772), (11788, 1441886), (23576, 720943)]