21126798

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5081}}^1$

素因数の和:5110

約数の個数: 64

約数和(自身を含む): 58544640

約数和(自身を除く): 37417842

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 99, 126, 154, 189, 198, 231, 297, 378, 462, 594, 693, 1386, 2079, 4158, 5081, 10162, 15243, 30486, 35567, 45729, 55891, 71134, 91458, 106701, 111782, 137187, 167673, 213402, 274374, 320103, 335346, 391237, 503019, 640206, 782474, 960309, 1006038, 1173711, 1509057, 1920618, 2347422, 3018114, 3521133, 7042266, 10563399, 21126798]

約数ペア:

[(1, 21126798), (2, 10563399), (3, 7042266), (6, 3521133), (7, 3018114), (9, 2347422), (11, 1920618), (14, 1509057), (18, 1173711), (21, 1006038), (22, 960309), (27, 782474), (33, 640206), (42, 503019), (54, 391237), (63, 335346), (66, 320103), (77, 274374), (99, 213402), (126, 167673), (154, 137187), (189, 111782), (198, 106701), (231, 91458), (297, 71134), (378, 55891), (462, 45729), (594, 35567), (693, 30486), (1386, 15243), (2079, 10162), (4158, 5081)]