21422072

素因数分解:

$2^3\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1381}}^1$

素因数の和:1671

約数の個数: 32

約数和(自身を含む): 46103520

約数和(自身を除く): 24681448

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 277, 554, 1108, 1381, 1939, 2216, 2762, 3878, 5524, 7756, 9667, 11048, 15512, 19334, 38668, 77336, 382537, 765074, 1530148, 2677759, 3060296, 5355518, 10711036, 21422072]

約数ペア:

[(1, 21422072), (2, 10711036), (4, 5355518), (7, 3060296), (8, 2677759), (14, 1530148), (28, 765074), (56, 382537), (277, 77336), (554, 38668), (1108, 19334), (1381, 15512), (1939, 11048), (2216, 9667), (2762, 7756), (3878, 5524)]