21701268

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31727}}^1$

素因数の和:31756

約数の個数: 36

約数和(自身を含む): 57744960

約数和(自身を除く): 36043692

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 31727, 63454, 95181, 126908, 190362, 285543, 380724, 571086, 602813, 1142172, 1205626, 1808439, 2411252, 3616878, 5425317, 7233756, 10850634, 21701268]

約数ペア:

[(1, 21701268), (2, 10850634), (3, 7233756), (4, 5425317), (6, 3616878), (9, 2411252), (12, 1808439), (18, 1205626), (19, 1142172), (36, 602813), (38, 571086), (57, 380724), (76, 285543), (114, 190362), (171, 126908), (228, 95181), (342, 63454), (684, 31727)]