21653396

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{373}}^1\times {\mathrm{631}}^1$

素因数の和:1031

約数の個数: 24

約数和(自身を含む): 39709824

約数和(自身を除く): 18056428

約数列:

[1, 2, 4, 23, 46, 92, 373, 631, 746, 1262, 1492, 2524, 8579, 14513, 17158, 29026, 34316, 58052, 235363, 470726, 941452, 5413349, 10826698, 21653396]

約数ペア:

[(1, 21653396), (2, 10826698), (4, 5413349), (23, 941452), (46, 470726), (92, 235363), (373, 58052), (631, 34316), (746, 29026), (1262, 17158), (1492, 14513), (2524, 8579)]