21889742

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{29501}}^1$

素因数の和:29563

約数の個数: 16

約数和(自身を含む): 38234592

約数和(自身を除く): 16344850

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 29501, 59002, 206507, 413014, 1563553, 3127106, 10944871, 21889742]

約数ペア:

[(1, 21889742), (2, 10944871), (7, 3127106), (14, 1563553), (53, 413014), (106, 206507), (371, 59002), (742, 29501)]