21266752

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{25561}}^1$

素因数の和:25586

約数の個数: 28

約数和(自身を含む): 45449236

約数和(自身を除く): 24182484

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 25561, 51122, 102244, 204488, 332293, 408976, 664586, 817952, 1329172, 1635904, 2658344, 5316688, 10633376, 21266752]

約数ペア:

[(1, 21266752), (2, 10633376), (4, 5316688), (8, 2658344), (13, 1635904), (16, 1329172), (26, 817952), (32, 664586), (52, 408976), (64, 332293), (104, 204488), (208, 102244), (416, 51122), (832, 25561)]