28160538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{670489}}^1$

素因数の和:670501

約数の個数: 16

約数和(自身を含む): 64367040

約数和(自身を除く): 36206502

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 670489, 1340978, 2011467, 4022934, 4693423, 9386846, 14080269, 28160538]

約数ペア:

[(1, 28160538), (2, 14080269), (3, 9386846), (6, 4693423), (7, 4022934), (14, 2011467), (21, 1340978), (42, 670489)]