21376467945

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{33413}}^1$

素因数の和:34111

約数の個数: 64

約数和(自身を含む): 43497008640

約数和(自身を除く): 22120540695

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 677, 945, 2031, 3385, 4739, 6093, 10155, 14217, 18279, 23695, 30465, 33413, 42651, 71085, 91395, 100239, 127953, 167065, 213255, 233891, 300717, 501195, 639765, 701673, 902151, 1169455, 1503585, 2105019, 3508365, 4510755, 6315057, 10525095, 22620601, 31575285, 67861803, 113103005, 158344207, 203585409, 339309015, 475032621, 610756227, 791721035, 1017927045, 1425097863, 2375163105, 3053781135, 4275293589, 7125489315, 21376467945]

約数ペア:

[(1, 21376467945), (3, 7125489315), (5, 4275293589), (7, 3053781135), (9, 2375163105), (15, 1425097863), (21, 1017927045), (27, 791721035), (35, 610756227), (45, 475032621), (63, 339309015), (105, 203585409), (135, 158344207), (189, 113103005), (315, 67861803), (677, 31575285), (945, 22620601), (2031, 10525095), (3385, 6315057), (4739, 4510755), (6093, 3508365), (10155, 2105019), (14217, 1503585), (18279, 1169455), (23695, 902151), (30465, 701673), (33413, 639765), (42651, 501195), (71085, 300717), (91395, 233891), (100239, 213255), (127953, 167065)]