21277234636

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{709}}^1\times {\mathrm{13567}}^1$

素因数の和:14366

約数の個数: 48

約数和(自身を含む): 43157094400

約数和(自身を除く): 21879859764

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 709, 1106, 1418, 2212, 2836, 4963, 9926, 13567, 19852, 27134, 54268, 56011, 94969, 112022, 189938, 224044, 379876, 392077, 784154, 1071793, 1568308, 2143586, 4287172, 7502551, 9619003, 15005102, 19238006, 30010204, 38476012, 67333021, 134666042, 269332084, 759901237, 1519802474, 3039604948, 5319308659, 10638617318, 21277234636]

約数ペア:

[(1, 21277234636), (2, 10638617318), (4, 5319308659), (7, 3039604948), (14, 1519802474), (28, 759901237), (79, 269332084), (158, 134666042), (316, 67333021), (553, 38476012), (709, 30010204), (1106, 19238006), (1418, 15005102), (2212, 9619003), (2836, 7502551), (4963, 4287172), (9926, 2143586), (13567, 1568308), (19852, 1071793), (27134, 784154), (54268, 392077), (56011, 379876), (94969, 224044), (112022, 189938)]