21708202372

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{353}}^1\times {\mathrm{2711}}^1$

素因数の和:3228

約数の個数: 48

約数和(自身を含む): 39192999552

約数和(自身を除く): 17484797180

約数列:

[1, 2, 4, 53, 106, 107, 212, 214, 353, 428, 706, 1412, 2711, 5422, 5671, 10844, 11342, 18709, 22684, 37418, 37771, 74836, 75542, 143683, 151084, 287366, 290077, 574732, 580154, 956983, 1160308, 1913966, 2001863, 3827932, 4003726, 8007452, 15374081, 30748162, 50720099, 61496324, 101440198, 102397181, 202880396, 204794362, 409588724, 5427050593, 10854101186, 21708202372]

約数ペア:

[(1, 21708202372), (2, 10854101186), (4, 5427050593), (53, 409588724), (106, 204794362), (107, 202880396), (212, 102397181), (214, 101440198), (353, 61496324), (428, 50720099), (706, 30748162), (1412, 15374081), (2711, 8007452), (5422, 4003726), (5671, 3827932), (10844, 2001863), (11342, 1913966), (18709, 1160308), (22684, 956983), (37418, 580154), (37771, 574732), (74836, 290077), (75542, 287366), (143683, 151084)]