21000359622

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1811}}^1\times {\mathrm{7639}}^1$

素因数の和:9489

約数の個数: 64

約数和(自身を含む): 47843758080

約数和(自身を除く): 26843398458

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 759, 1518, 1811, 3622, 5433, 7639, 10866, 15278, 19921, 22917, 39842, 41653, 45834, 59763, 83306, 84029, 119526, 124959, 168058, 175697, 249918, 252087, 351394, 458183, 504174, 527091, 916366, 1054182, 1374549, 1932667, 2749098, 3865334, 5798001, 11596002, 13834229, 27668458, 41502687, 83005374, 152176519, 304353038, 318187267, 456529557, 636374534, 913059114, 954561801, 1909123602, 3500059937, 7000119874, 10500179811, 21000359622]

約数ペア:

[(1, 21000359622), (2, 10500179811), (3, 7000119874), (6, 3500059937), (11, 1909123602), (22, 954561801), (23, 913059114), (33, 636374534), (46, 456529557), (66, 318187267), (69, 304353038), (138, 152176519), (253, 83005374), (506, 41502687), (759, 27668458), (1518, 13834229), (1811, 11596002), (3622, 5798001), (5433, 3865334), (7639, 2749098), (10866, 1932667), (15278, 1374549), (19921, 1054182), (22917, 916366), (39842, 527091), (41653, 504174), (45834, 458183), (59763, 351394), (83306, 252087), (84029, 249918), (119526, 175697), (124959, 168058)]