21026124

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{83437}}^1$

素因数の和:83454

約数の個数: 36

約数和(自身を含む): 60742864

約数和(自身を除く): 39716740

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 83437, 166874, 250311, 333748, 500622, 584059, 750933, 1001244, 1168118, 1501866, 1752177, 2336236, 3003732, 3504354, 5256531, 7008708, 10513062, 21026124]

約数ペア:

[(1, 21026124), (2, 10513062), (3, 7008708), (4, 5256531), (6, 3504354), (7, 3003732), (9, 2336236), (12, 1752177), (14, 1501866), (18, 1168118), (21, 1001244), (28, 750933), (36, 584059), (42, 500622), (63, 333748), (84, 250311), (126, 166874), (252, 83437)]