21010136

素因数分解:

$2^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{6359}}^1$

素因数の和:6431

約数の個数: 32

約数和(自身を含む): 45792000

約数和(自身を除く): 24781864

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 59, 118, 236, 413, 472, 826, 1652, 3304, 6359, 12718, 25436, 44513, 50872, 89026, 178052, 356104, 375181, 750362, 1500724, 2626267, 3001448, 5252534, 10505068, 21010136]

約数ペア:

[(1, 21010136), (2, 10505068), (4, 5252534), (7, 3001448), (8, 2626267), (14, 1500724), (28, 750362), (56, 375181), (59, 356104), (118, 178052), (236, 89026), (413, 50872), (472, 44513), (826, 25436), (1652, 12718), (3304, 6359)]