2021145686

素因数分解:

$2^1\times 7^1\times {\mathrm{1409}}^1\times {\mathrm{102461}}^1$

素因数の和:103879

約数の個数: 16

約数和(自身を含む): 3467314080

約数和(自身を除く): 1446168394

約数列:

[1, 2, 7, 14, 1409, 2818, 9863, 19726, 102461, 204922, 717227, 1434454, 144367549, 288735098, 1010572843, 2021145686]

約数ペア:

[(1, 2021145686), (2, 1010572843), (7, 288735098), (14, 144367549), (1409, 1434454), (2818, 717227), (9863, 204922), (19726, 102461)]