21989436

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{37397}}^1$

素因数の和:37418

約数の個数: 36

約数和(自身を含む): 59687208

約数和(自身を除く): 37697772

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 37397, 74794, 112191, 149588, 224382, 261779, 448764, 523558, 785337, 1047116, 1570674, 1832453, 3141348, 3664906, 5497359, 7329812, 10994718, 21989436]

約数ペア:

[(1, 21989436), (2, 10994718), (3, 7329812), (4, 5497359), (6, 3664906), (7, 3141348), (12, 1832453), (14, 1570674), (21, 1047116), (28, 785337), (42, 523558), (49, 448764), (84, 261779), (98, 224382), (147, 149588), (196, 112191), (294, 74794), (588, 37397)]