21074317842

素因数分解:

$2^1\times 3^1\times {\mathrm{659}}^1\times {\mathrm{5329873}}^1$

素因数の和:5330537

約数の個数: 16

約数和(自身を含む): 42212602080

約数和(自身を除く): 21138284238

約数列:

[1, 2, 3, 6, 659, 1318, 1977, 3954, 5329873, 10659746, 15989619, 31979238, 3512386307, 7024772614, 10537158921, 21074317842]

約数ペア:

[(1, 21074317842), (2, 10537158921), (3, 7024772614), (6, 3512386307), (659, 31979238), (1318, 15989619), (1977, 10659746), (3954, 5329873)]