21926345

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{857}}^1$

素因数の和:929

約数の個数: 32

約数和(自身を含む): 32617728

約数和(自身を除く): 10691383

約数列:

[1, 5, 7, 17, 35, 43, 85, 119, 215, 301, 595, 731, 857, 1505, 3655, 4285, 5117, 5999, 14569, 25585, 29995, 36851, 72845, 101983, 184255, 257957, 509915, 626467, 1289785, 3132335, 4385269, 21926345]

約数ペア:

[(1, 21926345), (5, 4385269), (7, 3132335), (17, 1289785), (35, 626467), (43, 509915), (85, 257957), (119, 184255), (215, 101983), (301, 72845), (595, 36851), (731, 29995), (857, 25585), (1505, 14569), (3655, 5999), (4285, 5117)]