21723704

素因数分解:

$2^3\times {\mathrm{1627}}^1\times {\mathrm{1669}}^1$

素因数の和:3302

約数の個数: 16

約数和(自身を含む): 40781400

約数和(自身を除く): 19057696

約数列:

[1, 2, 4, 8, 1627, 1669, 3254, 3338, 6508, 6676, 13016, 13352, 2715463, 5430926, 10861852, 21723704]

約数ペア:

[(1, 21723704), (2, 10861852), (4, 5430926), (8, 2715463), (1627, 13352), (1669, 13016), (3254, 6676), (3338, 6508)]