21047306

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:458

約数の個数: 32

約数和(自身を含む): 37255680

約数和(自身を除く): 16208374

約数列:

[1, 2, 7, 14, 59, 83, 118, 166, 307, 413, 581, 614, 826, 1162, 2149, 4298, 4897, 9794, 18113, 25481, 34279, 36226, 50962, 68558, 126791, 178367, 253582, 356734, 1503379, 3006758, 10523653, 21047306]

約数ペア:

[(1, 21047306), (2, 10523653), (7, 3006758), (14, 1503379), (59, 356734), (83, 253582), (118, 178367), (166, 126791), (307, 68558), (413, 50962), (581, 36226), (614, 34279), (826, 25481), (1162, 18113), (2149, 9794), (4298, 4897)]