21414784

素因数分解:

$2^7\times {\mathrm{293}}^1\times {\mathrm{571}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 42882840

約数和(自身を除く): 21468056

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 293, 571, 586, 1142, 1172, 2284, 2344, 4568, 4688, 9136, 9376, 18272, 18752, 36544, 37504, 73088, 167303, 334606, 669212, 1338424, 2676848, 5353696, 10707392, 21414784]

約数ペア:

[(1, 21414784), (2, 10707392), (4, 5353696), (8, 2676848), (16, 1338424), (32, 669212), (64, 334606), (128, 167303), (293, 73088), (571, 37504), (586, 36544), (1142, 18752), (1172, 18272), (2284, 9376), (2344, 9136), (4568, 4688)]