21755797506

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{731189}}^1$

素因数の和:731248

約数の個数: 64

約数和(自身を含む): 52645680000

約数和(自身を除く): 30889882494

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 29, 38, 54, 57, 58, 87, 114, 171, 174, 261, 342, 513, 522, 551, 783, 1026, 1102, 1566, 1653, 3306, 4959, 9918, 14877, 29754, 731189, 1462378, 2193567, 4387134, 6580701, 13161402, 13892591, 19742103, 21204481, 27785182, 39484206, 41677773, 42408962, 63613443, 83355546, 125033319, 127226886, 190840329, 250066638, 375099957, 381680658, 402885139, 572520987, 750199914, 805770278, 1145041974, 1208655417, 2417310834, 3625966251, 7251932502, 10877898753, 21755797506]

約数ペア:

[(1, 21755797506), (2, 10877898753), (3, 7251932502), (6, 3625966251), (9, 2417310834), (18, 1208655417), (19, 1145041974), (27, 805770278), (29, 750199914), (38, 572520987), (54, 402885139), (57, 381680658), (58, 375099957), (87, 250066638), (114, 190840329), (171, 127226886), (174, 125033319), (261, 83355546), (342, 63613443), (513, 42408962), (522, 41677773), (551, 39484206), (783, 27785182), (1026, 21204481), (1102, 19742103), (1566, 13892591), (1653, 13161402), (3306, 6580701), (4959, 4387134), (9918, 2193567), (14877, 1462378), (29754, 731189)]