20211303

素因数分解:

$3^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{2297}}^1$

素因数の和:2726

約数の個数: 16

約数和(自身を含む): 30885120

約数和(自身を除く): 10673817

約数列:

[1, 3, 7, 21, 419, 1257, 2297, 2933, 6891, 8799, 16079, 48237, 962443, 2887329, 6737101, 20211303]

約数ペア:

[(1, 20211303), (3, 6737101), (7, 2887329), (21, 962443), (419, 48237), (1257, 16079), (2297, 8799), (2933, 6891)]