10420921

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:528

約数の個数: 16

約数和(自身を含む): 12355200

約数和(自身を除く): 1934279

約数列:

[1, 7, 43, 89, 301, 389, 623, 2723, 3827, 16727, 26789, 34621, 117089, 242347, 1488703, 10420921]

約数ペア:

[(1, 10420921), (7, 1488703), (43, 242347), (89, 117089), (301, 34621), (389, 26789), (623, 16727), (2723, 3827)]