21171343875

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{109201}}^1$

素因数の和:109277

約数の個数: 64

約数和(自身を含む): 39249819648

約数和(自身を除く): 18078475773

約数列:

[1, 3, 5, 11, 15, 25, 33, 47, 55, 75, 125, 141, 165, 235, 275, 375, 517, 705, 825, 1175, 1375, 1551, 2585, 3525, 4125, 5875, 7755, 12925, 17625, 38775, 64625, 109201, 193875, 327603, 546005, 1201211, 1638015, 2730025, 3603633, 5132447, 6006055, 8190075, 13650125, 15397341, 18018165, 25662235, 30030275, 40950375, 56456917, 76986705, 90090825, 128311175, 150151375, 169370751, 282284585, 384933525, 450454125, 641555875, 846853755, 1411422925, 1924667625, 4234268775, 7057114625, 21171343875]

約数ペア:

[(1, 21171343875), (3, 7057114625), (5, 4234268775), (11, 1924667625), (15, 1411422925), (25, 846853755), (33, 641555875), (47, 450454125), (55, 384933525), (75, 282284585), (125, 169370751), (141, 150151375), (165, 128311175), (235, 90090825), (275, 76986705), (375, 56456917), (517, 40950375), (705, 30030275), (825, 25662235), (1175, 18018165), (1375, 15397341), (1551, 13650125), (2585, 8190075), (3525, 6006055), (4125, 5132447), (5875, 3603633), (7755, 2730025), (12925, 1638015), (17625, 1201211), (38775, 546005), (64625, 327603), (109201, 193875)]