21671628

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8641}}^1$

素因数の和:8678

約数の個数: 48

約数和(自身を含む): 58074240

約数和(自身を除く): 36402612

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 38, 44, 57, 66, 76, 114, 132, 209, 228, 418, 627, 836, 1254, 2508, 8641, 17282, 25923, 34564, 51846, 95051, 103692, 164179, 190102, 285153, 328358, 380204, 492537, 570306, 656716, 985074, 1140612, 1805969, 1970148, 3611938, 5417907, 7223876, 10835814, 21671628]

約数ペア:

[(1, 21671628), (2, 10835814), (3, 7223876), (4, 5417907), (6, 3611938), (11, 1970148), (12, 1805969), (19, 1140612), (22, 985074), (33, 656716), (38, 570306), (44, 492537), (57, 380204), (66, 328358), (76, 285153), (114, 190102), (132, 164179), (209, 103692), (228, 95051), (418, 51846), (627, 34564), (836, 25923), (1254, 17282), (2508, 8641)]