21508713578858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{51456252581}}^1$

素因数の和:51456252613

約数の個数: 16

約数和(自身を含む): 37048501859040

約数和(自身を除く): 15539788280182

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 51456252581, 102912505162, 566018778391, 977668799039, 1132037556782, 1955337598078, 10754356789429, 21508713578858]

約数ペア:

[(1, 21508713578858), (2, 10754356789429), (11, 1955337598078), (19, 1132037556782), (22, 977668799039), (38, 566018778391), (209, 102912505162), (418, 51456252581)]