21821105146

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{433}}^1\times {\mathrm{10847}}^1$

素因数の和:11406

約数の個数: 32

約数和(自身を含む): 34575787008

約数和(自身を除く): 12754681862

約数列:

[1, 2, 23, 46, 101, 202, 433, 866, 2323, 4646, 9959, 10847, 19918, 21694, 43733, 87466, 249481, 498962, 1005859, 1095547, 2011718, 2191094, 4696751, 9393502, 25197581, 50395162, 108025273, 216050546, 474371851, 948743702, 10910552573, 21821105146]

約数ペア:

[(1, 21821105146), (2, 10910552573), (23, 948743702), (46, 474371851), (101, 216050546), (202, 108025273), (433, 50395162), (866, 25197581), (2323, 9393502), (4646, 4696751), (9959, 2191094), (10847, 2011718), (19918, 1095547), (21694, 1005859), (43733, 498962), (87466, 249481)]