21884310

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{11579}}^1$

素因数の和:11602

約数の個数: 64

約数和(自身を含む): 66700800

約数和(自身を除く): 44816490

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 11579, 23158, 34737, 57895, 69474, 81053, 104211, 115790, 162106, 173685, 208422, 243159, 312633, 347370, 405265, 486318, 521055, 625266, 729477, 810530, 1042110, 1215795, 1458954, 1563165, 2188431, 2431590, 3126330, 3647385, 4376862, 7294770, 10942155, 21884310]

約数ペア:

[(1, 21884310), (2, 10942155), (3, 7294770), (5, 4376862), (6, 3647385), (7, 3126330), (9, 2431590), (10, 2188431), (14, 1563165), (15, 1458954), (18, 1215795), (21, 1042110), (27, 810530), (30, 729477), (35, 625266), (42, 521055), (45, 486318), (54, 405265), (63, 347370), (70, 312633), (90, 243159), (105, 208422), (126, 173685), (135, 162106), (189, 115790), (210, 104211), (270, 81053), (315, 69474), (378, 57895), (630, 34737), (945, 23158), (1890, 11579)]