21473388

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{8171}}^1$

素因数の和:8254

約数の個数: 36

約数和(自身を含む): 55030248

約数和(自身を除く): 33556860

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 438, 657, 876, 1314, 2628, 8171, 16342, 24513, 32684, 49026, 73539, 98052, 147078, 294156, 596483, 1192966, 1789449, 2385932, 3578898, 5368347, 7157796, 10736694, 21473388]

約数ペア:

[(1, 21473388), (2, 10736694), (3, 7157796), (4, 5368347), (6, 3578898), (9, 2385932), (12, 1789449), (18, 1192966), (36, 596483), (73, 294156), (146, 147078), (219, 98052), (292, 73539), (438, 49026), (657, 32684), (876, 24513), (1314, 16342), (2628, 8171)]