21231944

素因数分解:

$2^3\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 43299900

約数和(自身を除く): 22067956

約数列:

[1, 2, 4, 8, 23, 29, 46, 58, 92, 116, 173, 184, 232, 346, 529, 667, 692, 1058, 1334, 1384, 2116, 2668, 3979, 4232, 5017, 5336, 7958, 10034, 15341, 15916, 20068, 30682, 31832, 40136, 61364, 91517, 115391, 122728, 183034, 230782, 366068, 461564, 732136, 923128, 2653993, 5307986, 10615972, 21231944]

約数ペア:

[(1, 21231944), (2, 10615972), (4, 5307986), (8, 2653993), (23, 923128), (29, 732136), (46, 461564), (58, 366068), (92, 230782), (116, 183034), (173, 122728), (184, 115391), (232, 91517), (346, 61364), (529, 40136), (667, 31832), (692, 30682), (1058, 20068), (1334, 15916), (1384, 15341), (2116, 10034), (2668, 7958), (3979, 5336), (4232, 5017)]