21644252

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{16447}}^1$

素因数の和:16505

約数の個数: 24

約数和(自身を含む): 44212224

約数和(自身を除く): 22567972

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 16447, 32894, 65788, 115129, 230258, 460516, 773009, 1546018, 3092036, 5411063, 10822126, 21644252]

約数ペア:

[(1, 21644252), (2, 10822126), (4, 5411063), (7, 3092036), (14, 1546018), (28, 773009), (47, 460516), (94, 230258), (188, 115129), (329, 65788), (658, 32894), (1316, 16447)]