212407921

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{20477}}^1$

素因数の和:20552

約数の個数: 16

約数和(自身を含む): 247701888

約数和(自身を除く): 35293967

約数列:

[1, 11, 23, 41, 253, 451, 943, 10373, 20477, 225247, 470971, 839557, 5180681, 9235127, 19309811, 212407921]

約数ペア:

[(1, 212407921), (11, 19309811), (23, 9235127), (41, 5180681), (253, 839557), (451, 470971), (943, 225247), (10373, 20477)]