21041004060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1871}}^1\times {\mathrm{62477}}^1$

素因数の和:64363

約数の個数: 72

約数和(自身を含む): 63859513536

約数和(自身を除く): 42818509476

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1871, 3742, 5613, 7484, 9355, 11226, 16839, 18710, 22452, 28065, 33678, 37420, 56130, 62477, 67356, 84195, 112260, 124954, 168390, 187431, 249908, 312385, 336780, 374862, 562293, 624770, 749724, 937155, 1124586, 1249540, 1874310, 2249172, 2811465, 3748620, 5622930, 11245860, 116894467, 233788934, 350683401, 467577868, 584472335, 701366802, 1052050203, 1168944670, 1402733604, 1753417005, 2104100406, 2337889340, 3506834010, 4208200812, 5260251015, 7013668020, 10520502030, 21041004060]

約数ペア:

[(1, 21041004060), (2, 10520502030), (3, 7013668020), (4, 5260251015), (5, 4208200812), (6, 3506834010), (9, 2337889340), (10, 2104100406), (12, 1753417005), (15, 1402733604), (18, 1168944670), (20, 1052050203), (30, 701366802), (36, 584472335), (45, 467577868), (60, 350683401), (90, 233788934), (180, 116894467), (1871, 11245860), (3742, 5622930), (5613, 3748620), (7484, 2811465), (9355, 2249172), (11226, 1874310), (16839, 1249540), (18710, 1124586), (22452, 937155), (28065, 749724), (33678, 624770), (37420, 562293), (56130, 374862), (62477, 336780), (67356, 312385), (84195, 249908), (112260, 187431), (124954, 168390)]