21982044

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2591}}^1$

素因数の和:2706

約数の個数: 48

約数和(自身を含む): 59222016

約数和(自身を除く): 37239972

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 101, 202, 303, 404, 606, 707, 1212, 1414, 2121, 2591, 2828, 4242, 5182, 7773, 8484, 10364, 15546, 18137, 31092, 36274, 54411, 72548, 108822, 217644, 261691, 523382, 785073, 1046764, 1570146, 1831837, 3140292, 3663674, 5495511, 7327348, 10991022, 21982044]

約数ペア:

[(1, 21982044), (2, 10991022), (3, 7327348), (4, 5495511), (6, 3663674), (7, 3140292), (12, 1831837), (14, 1570146), (21, 1046764), (28, 785073), (42, 523382), (84, 261691), (101, 217644), (202, 108822), (303, 72548), (404, 54411), (606, 36274), (707, 31092), (1212, 18137), (1414, 15546), (2121, 10364), (2591, 8484), (2828, 7773), (4242, 5182)]