2942772021

素因数分解:

$3^2\times 7^1\times {\mathrm{46710667}}^1$

素因数の和:46710680

約数の個数: 12

約数和(自身を含む): 4857909472

約数和(自身を除く): 1915137451

約数列:

[1, 3, 7, 9, 21, 63, 46710667, 140132001, 326974669, 420396003, 980924007, 2942772021]

約数ペア:

[(1, 2942772021), (3, 980924007), (7, 420396003), (9, 326974669), (21, 140132001), (63, 46710667)]