21831502

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:337

約数の個数: 64

約数和(自身を含む): 44789760

約数和(自身を除く): 22958258

約数列:

[1, 2, 7, 11, 14, 17, 22, 31, 34, 62, 77, 119, 154, 187, 217, 238, 269, 341, 374, 434, 527, 538, 682, 1054, 1309, 1883, 2387, 2618, 2959, 3689, 3766, 4573, 4774, 5797, 5918, 7378, 8339, 9146, 11594, 16678, 20713, 32011, 40579, 41426, 50303, 58373, 64022, 81158, 91729, 100606, 116746, 141763, 183458, 283526, 352121, 642103, 704242, 992341, 1284206, 1559393, 1984682, 3118786, 10915751, 21831502]

約数ペア:

[(1, 21831502), (2, 10915751), (7, 3118786), (11, 1984682), (14, 1559393), (17, 1284206), (22, 992341), (31, 704242), (34, 642103), (62, 352121), (77, 283526), (119, 183458), (154, 141763), (187, 116746), (217, 100606), (238, 91729), (269, 81158), (341, 64022), (374, 58373), (434, 50303), (527, 41426), (538, 40579), (682, 32011), (1054, 20713), (1309, 16678), (1883, 11594), (2387, 9146), (2618, 8339), (2959, 7378), (3689, 5918), (3766, 5797), (4573, 4774)]