21007029230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{190972993}}^1$

素因数の和:190973011

約数の個数: 16

約数和(自身を含む): 41250166704

約数和(自身を除く): 20243137474

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 190972993, 381945986, 954864965, 1909729930, 2100702923, 4201405846, 10503514615, 21007029230]

約数ペア:

[(1, 21007029230), (2, 10503514615), (5, 4201405846), (10, 2100702923), (11, 1909729930), (22, 954864965), (55, 381945986), (110, 190972993)]