21399520662

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1579}}^1\times {\mathrm{57917}}^1$

素因数の和:59517

約数の個数: 48

約数和(自身を含む): 49964700240

約数和(自身を除く): 28565179578

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 1579, 3158, 4737, 9474, 14211, 20527, 28422, 41054, 57917, 61581, 115834, 123162, 173751, 184743, 347502, 369486, 521253, 752921, 1042506, 1505842, 2258763, 4517526, 6776289, 13552578, 91450943, 182901886, 274352829, 548705658, 823058487, 1188862259, 1646116974, 2377724518, 3566586777, 7133173554, 10699760331, 21399520662]

約数ペア:

[(1, 21399520662), (2, 10699760331), (3, 7133173554), (6, 3566586777), (9, 2377724518), (13, 1646116974), (18, 1188862259), (26, 823058487), (39, 548705658), (78, 274352829), (117, 182901886), (234, 91450943), (1579, 13552578), (3158, 6776289), (4737, 4517526), (9474, 2258763), (14211, 1505842), (20527, 1042506), (28422, 752921), (41054, 521253), (57917, 369486), (61581, 347502), (115834, 184743), (123162, 173751)]