21173944

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{8297}}^1$

素因数の和:8343

約数の個数: 32

約数和(自身を含む): 44809200

約数和(自身を除く): 23635256

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 88, 116, 232, 319, 638, 1276, 2552, 8297, 16594, 33188, 66376, 91267, 182534, 240613, 365068, 481226, 730136, 962452, 1924904, 2646743, 5293486, 10586972, 21173944]

約数ペア:

[(1, 21173944), (2, 10586972), (4, 5293486), (8, 2646743), (11, 1924904), (22, 962452), (29, 730136), (44, 481226), (58, 365068), (88, 240613), (116, 182534), (232, 91267), (319, 66376), (638, 33188), (1276, 16594), (2552, 8297)]