26709921

素因数分解:

$3^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1381}}^1$

素因数の和:1701

約数の個数: 24

約数和(自身を含む): 44268224

約数和(自身を除く): 17558303

約数列:

[1, 3, 7, 9, 21, 63, 307, 921, 1381, 2149, 2763, 4143, 6447, 9667, 12429, 19341, 29001, 87003, 423967, 1271901, 2967769, 3815703, 8903307, 26709921]

約数ペア:

[(1, 26709921), (3, 8903307), (7, 3815703), (9, 2967769), (21, 1271901), (63, 423967), (307, 87003), (921, 29001), (1381, 19341), (2149, 12429), (2763, 9667), (4143, 6447)]