2021799213

素因数分解:

$3^2\times 7^1\times {\mathrm{4003}}^1\times {\mathrm{8017}}^1$

素因数の和:12033

約数の個数: 24

約数和(自身を含む): 3338823488

約数和(自身を除く): 1317024275

約数列:

[1, 3, 7, 9, 21, 63, 4003, 8017, 12009, 24051, 28021, 36027, 56119, 72153, 84063, 168357, 252189, 505071, 32092051, 96276153, 224644357, 288828459, 673933071, 2021799213]

約数ペア:

[(1, 2021799213), (3, 673933071), (7, 288828459), (9, 224644357), (21, 96276153), (63, 32092051), (4003, 505071), (8017, 252189), (12009, 168357), (24051, 84063), (28021, 72153), (36027, 56119)]