21068272095

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1\times {\mathrm{5869}}^1$

素因数の和:6380

約数の個数: 64

約数和(自身を含む): 37276848000

約数和(自身を除く): 16208575905

約数列:

[1, 3, 5, 13, 15, 39, 41, 65, 123, 195, 205, 449, 533, 615, 1347, 1599, 2245, 2665, 5837, 5869, 6735, 7995, 17511, 17607, 18409, 29185, 29345, 55227, 76297, 87555, 88035, 92045, 228891, 239317, 240629, 276135, 381485, 717951, 721887, 1144455, 1196585, 1203145, 2635181, 3128177, 3589755, 3609435, 7905543, 9384531, 13175905, 15640885, 34257353, 39527715, 46922655, 102772059, 108042421, 171286765, 324127263, 513860295, 540212105, 1404551473, 1620636315, 4213654419, 7022757365, 21068272095]

約数ペア:

[(1, 21068272095), (3, 7022757365), (5, 4213654419), (13, 1620636315), (15, 1404551473), (39, 540212105), (41, 513860295), (65, 324127263), (123, 171286765), (195, 108042421), (205, 102772059), (449, 46922655), (533, 39527715), (615, 34257353), (1347, 15640885), (1599, 13175905), (2245, 9384531), (2665, 7905543), (5837, 3609435), (5869, 3589755), (6735, 3128177), (7995, 2635181), (17511, 1203145), (17607, 1196585), (18409, 1144455), (29185, 721887), (29345, 717951), (55227, 381485), (76297, 276135), (87555, 240629), (88035, 239317), (92045, 228891)]