21930194

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{76679}}^1$

素因数の和:76705

約数の個数: 16

約数和(自身を含む): 38646720

約数和(自身を除く): 16716526

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 76679, 153358, 843469, 996827, 1686938, 1993654, 10965097, 21930194]

約数ペア:

[(1, 21930194), (2, 10965097), (11, 1993654), (13, 1686938), (22, 996827), (26, 843469), (143, 153358), (286, 76679)]