21449203778

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{7703}}^1\times {\mathrm{73277}}^1$

素因数の和:81001

約数の個数: 16

約数和(自身を含む): 33872022720

約数和(自身を除く): 12422818942

約数列:

[1, 2, 19, 38, 7703, 15406, 73277, 146357, 146554, 292714, 1392263, 2784526, 564452731, 1128905462, 10724601889, 21449203778]

約数ペア:

[(1, 21449203778), (2, 10724601889), (19, 1128905462), (38, 564452731), (7703, 2784526), (15406, 1392263), (73277, 292714), (146357, 146554)]