21623364

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1619}}^1$

素因数の和:1689

約数の個数: 72

約数和(自身を含む): 63685440

約数和(自身を除く): 42062076

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 53, 63, 84, 106, 126, 159, 212, 252, 318, 371, 477, 636, 742, 954, 1113, 1484, 1619, 1908, 2226, 3238, 3339, 4452, 4857, 6476, 6678, 9714, 11333, 13356, 14571, 19428, 22666, 29142, 33999, 45332, 58284, 67998, 85807, 101997, 135996, 171614, 203994, 257421, 343228, 407988, 514842, 600649, 772263, 1029684, 1201298, 1544526, 1801947, 2402596, 3089052, 3603894, 5405841, 7207788, 10811682, 21623364]

約数ペア:

[(1, 21623364), (2, 10811682), (3, 7207788), (4, 5405841), (6, 3603894), (7, 3089052), (9, 2402596), (12, 1801947), (14, 1544526), (18, 1201298), (21, 1029684), (28, 772263), (36, 600649), (42, 514842), (53, 407988), (63, 343228), (84, 257421), (106, 203994), (126, 171614), (159, 135996), (212, 101997), (252, 85807), (318, 67998), (371, 58284), (477, 45332), (636, 33999), (742, 29142), (954, 22666), (1113, 19428), (1484, 14571), (1619, 13356), (1908, 11333), (2226, 9714), (3238, 6678), (3339, 6476), (4452, 4857)]