21012646

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:360

約数の個数: 32

約数和(自身を含む): 35030880

約数和(自身を除く): 14018234

約数列:

[1, 2, 17, 29, 34, 58, 101, 202, 211, 422, 493, 986, 1717, 2929, 3434, 3587, 5858, 6119, 7174, 12238, 21311, 42622, 49793, 99586, 104023, 208046, 362287, 618019, 724574, 1236038, 10506323, 21012646]

約数ペア:

[(1, 21012646), (2, 10506323), (17, 1236038), (29, 724574), (34, 618019), (58, 362287), (101, 208046), (202, 104023), (211, 99586), (422, 49793), (493, 42622), (986, 21311), (1717, 12238), (2929, 7174), (3434, 6119), (3587, 5858)]