21044139478

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{29}}^2\times {\mathrm{67}}^1\times {\mathrm{353}}^1$

素因数の和:526

約数の個数: 72

約数和(自身を含む): 34783775208

約数和(自身を除く): 13739635730

約数列:

[1, 2, 23, 29, 46, 58, 67, 134, 353, 529, 667, 706, 841, 1058, 1334, 1541, 1682, 1943, 3082, 3886, 8119, 10237, 15341, 16238, 19343, 20474, 23651, 30682, 35443, 38686, 44689, 47302, 56347, 70886, 89378, 112694, 186737, 235451, 296873, 373474, 444889, 470902, 543973, 593746, 685879, 889778, 1027847, 1087946, 1295981, 1371758, 2055694, 2591962, 5415373, 6828079, 10830746, 12511379, 13656158, 15775217, 19890491, 25022758, 29807563, 31550434, 39780982, 59615126, 157045817, 314091634, 362829991, 457481293, 725659982, 914962586, 10522069739, 21044139478]

約数ペア:

[(1, 21044139478), (2, 10522069739), (23, 914962586), (29, 725659982), (46, 457481293), (58, 362829991), (67, 314091634), (134, 157045817), (353, 59615126), (529, 39780982), (667, 31550434), (706, 29807563), (841, 25022758), (1058, 19890491), (1334, 15775217), (1541, 13656158), (1682, 12511379), (1943, 10830746), (3082, 6828079), (3886, 5415373), (8119, 2591962), (10237, 2055694), (15341, 1371758), (16238, 1295981), (19343, 1087946), (20474, 1027847), (23651, 889778), (30682, 685879), (35443, 593746), (38686, 543973), (44689, 470902), (47302, 444889), (56347, 373474), (70886, 296873), (89378, 235451), (112694, 186737)]