21000994595

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{116533}}^1$

素因数の和:116835

約数の個数: 32

約数和(自身を含む): 30429358080

約数和(自身を除く): 9428363485

約数列:

[1, 5, 7, 19, 35, 95, 133, 271, 665, 1355, 1897, 5149, 9485, 25745, 36043, 116533, 180215, 582665, 815731, 2214127, 4078655, 11070635, 15498889, 31580443, 77494445, 157902215, 221063101, 600028417, 1105315505, 3000142085, 4200198919, 21000994595]

約数ペア:

[(1, 21000994595), (5, 4200198919), (7, 3000142085), (19, 1105315505), (35, 600028417), (95, 221063101), (133, 157902215), (271, 77494445), (665, 31580443), (1355, 15498889), (1897, 11070635), (5149, 4078655), (9485, 2214127), (25745, 815731), (36043, 582665), (116533, 180215)]