21590646

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2749}}^1$

素因数の和:2789

約数の個数: 64

約数和(自身を含む): 57024000

約数和(自身を除く): 35433354

約数列:

[1, 2, 3, 6, 7, 11, 14, 17, 21, 22, 33, 34, 42, 51, 66, 77, 102, 119, 154, 187, 231, 238, 357, 374, 462, 561, 714, 1122, 1309, 2618, 2749, 3927, 5498, 7854, 8247, 16494, 19243, 30239, 38486, 46733, 57729, 60478, 90717, 93466, 115458, 140199, 181434, 211673, 280398, 327131, 423346, 514063, 635019, 654262, 981393, 1028126, 1270038, 1542189, 1962786, 3084378, 3598441, 7196882, 10795323, 21590646]

約数ペア:

[(1, 21590646), (2, 10795323), (3, 7196882), (6, 3598441), (7, 3084378), (11, 1962786), (14, 1542189), (17, 1270038), (21, 1028126), (22, 981393), (33, 654262), (34, 635019), (42, 514063), (51, 423346), (66, 327131), (77, 280398), (102, 211673), (119, 181434), (154, 140199), (187, 115458), (231, 93466), (238, 90717), (357, 60478), (374, 57729), (462, 46733), (561, 38486), (714, 30239), (1122, 19243), (1309, 16494), (2618, 8247), (2749, 7854), (3927, 5498)]