21772724

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{1123}}^1$

素因数の和:1295

約数の個数: 24

約数和(自身を含む): 39465888

約数和(自身を除く): 17693164

約数列:

[1, 2, 4, 37, 74, 131, 148, 262, 524, 1123, 2246, 4492, 4847, 9694, 19388, 41551, 83102, 147113, 166204, 294226, 588452, 5443181, 10886362, 21772724]

約数ペア:

[(1, 21772724), (2, 10886362), (4, 5443181), (37, 588452), (74, 294226), (131, 166204), (148, 147113), (262, 83102), (524, 41551), (1123, 19388), (2246, 9694), (4492, 4847)]