21335490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{937}}^1$

素因数の和:984

約数の個数: 96

約数和(自身を含む): 63213696

約数和(自身を除く): 41878206

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 23, 30, 33, 45, 46, 55, 66, 69, 90, 99, 110, 115, 138, 165, 198, 207, 230, 253, 330, 345, 414, 495, 506, 690, 759, 937, 990, 1035, 1265, 1518, 1874, 2070, 2277, 2530, 2811, 3795, 4554, 4685, 5622, 7590, 8433, 9370, 10307, 11385, 14055, 16866, 20614, 21551, 22770, 28110, 30921, 42165, 43102, 51535, 61842, 64653, 84330, 92763, 103070, 107755, 129306, 154605, 185526, 193959, 215510, 237061, 309210, 323265, 387918, 463815, 474122, 646530, 711183, 927630, 969795, 1185305, 1422366, 1939590, 2133549, 2370610, 3555915, 4267098, 7111830, 10667745, 21335490]

約数ペア:

[(1, 21335490), (2, 10667745), (3, 7111830), (5, 4267098), (6, 3555915), (9, 2370610), (10, 2133549), (11, 1939590), (15, 1422366), (18, 1185305), (22, 969795), (23, 927630), (30, 711183), (33, 646530), (45, 474122), (46, 463815), (55, 387918), (66, 323265), (69, 309210), (90, 237061), (99, 215510), (110, 193959), (115, 185526), (138, 154605), (165, 129306), (198, 107755), (207, 103070), (230, 92763), (253, 84330), (330, 64653), (345, 61842), (414, 51535), (495, 43102), (506, 42165), (690, 30921), (759, 28110), (937, 22770), (990, 21551), (1035, 20614), (1265, 16866), (1518, 14055), (1874, 11385), (2070, 10307), (2277, 9370), (2530, 8433), (2811, 7590), (3795, 5622), (4554, 4685)]