21772292

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2473}}^1$

素因数の和:2579

約数の個数: 24

約数和(自身を含む): 39900672

約数和(自身を除く): 18128380

約数列:

[1, 2, 4, 31, 62, 71, 124, 142, 284, 2201, 2473, 4402, 4946, 8804, 9892, 76663, 153326, 175583, 306652, 351166, 702332, 5443073, 10886146, 21772292]

約数ペア:

[(1, 21772292), (2, 10886146), (4, 5443073), (31, 702332), (62, 351166), (71, 306652), (124, 175583), (142, 153326), (284, 76663), (2201, 9892), (2473, 8804), (4402, 4946)]