21752234

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{25471}}^1$

素因数の和:25541

約数の個数: 16

約数和(自身を含む): 37902336

約数和(自身を除く): 16150102

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 25471, 50942, 178297, 356594, 1553731, 3107462, 10876117, 21752234]

約数ペア:

[(1, 21752234), (2, 10876117), (7, 3107462), (14, 1553731), (61, 356594), (122, 178297), (427, 50942), (854, 25471)]