21374827

素因数分解:

${\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1$

素因数の和:414

約数の個数: 16

約数和(自身を含む): 23078880

約数和(自身を除く): 1704053

約数列:

[1, 29, 43, 61, 281, 1247, 1769, 2623, 8149, 12083, 17141, 76067, 350407, 497089, 737063, 21374827]

約数ペア:

[(1, 21374827), (29, 737063), (43, 497089), (61, 350407), (281, 76067), (1247, 17141), (1769, 12083), (2623, 8149)]