21409562160

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{606847}}^1$

素因数の和:606880

約数の個数: 180

約数和(自身を含む): 83639432448

約数和(自身を除く): 62229870288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 5040, 5880, 7056, 8820, 11760, 17640, 35280, 606847, 1213694, 1820541, 2427388, 3034235, 3641082, 4247929, 4854776, 5461623, 6068470, 7282164, 8495858, 9102705, 9709552, 10923246, 12136940, 12743787, 14564328, 16991716, 18205410, 21239645, 21846492, 24273880, 25487574, 27308115, 29128656, 29735503, 33983432, 36410820, 38231361, 42479290, 43692984, 48547760, 50975148, 54616230, 59471006, 63718935, 67966864, 72821640, 76462722, 84958580, 87385968, 89206509, 101950296, 109232460, 118942012, 127437870, 145643280, 148677515, 152925444, 169917160, 178413018, 191156805, 203900592, 218464920, 237884024, 254875740, 267619527, 297355030, 305850888, 339834320, 356826036, 382313610, 436929840, 446032545, 475768048, 509751480, 535239054, 594710060, 611701776, 713652072, 764627220, 892065090, 1019502960, 1070478108, 1189420120, 1338097635, 1427304144, 1529254440, 1784130180, 2140956216, 2378840240, 2676195270, 3058508880, 3568260360, 4281912432, 5352390540, 7136520720, 10704781080, 21409562160]

約数ペア:

[(1, 21409562160), (2, 10704781080), (3, 7136520720), (4, 5352390540), (5, 4281912432), (6, 3568260360), (7, 3058508880), (8, 2676195270), (9, 2378840240), (10, 2140956216), (12, 1784130180), (14, 1529254440), (15, 1427304144), (16, 1338097635), (18, 1189420120), (20, 1070478108), (21, 1019502960), (24, 892065090), (28, 764627220), (30, 713652072), (35, 611701776), (36, 594710060), (40, 535239054), (42, 509751480), (45, 475768048), (48, 446032545), (49, 436929840), (56, 382313610), (60, 356826036), (63, 339834320), (70, 305850888), (72, 297355030), (80, 267619527), (84, 254875740), (90, 237884024), (98, 218464920), (105, 203900592), (112, 191156805), (120, 178413018), (126, 169917160), (140, 152925444), (144, 148677515), (147, 145643280), (168, 127437870), (180, 118942012), (196, 109232460), (210, 101950296), (240, 89206509), (245, 87385968), (252, 84958580), (280, 76462722), (294, 72821640), (315, 67966864), (336, 63718935), (360, 59471006), (392, 54616230), (420, 50975148), (441, 48547760), (490, 43692984), (504, 42479290), (560, 38231361), (588, 36410820), (630, 33983432), (720, 29735503), (735, 29128656), (784, 27308115), (840, 25487574), (882, 24273880), (980, 21846492), (1008, 21239645), (1176, 18205410), (1260, 16991716), (1470, 14564328), (1680, 12743787), (1764, 12136940), (1960, 10923246), (2205, 9709552), (2352, 9102705), (2520, 8495858), (2940, 7282164), (3528, 6068470), (3920, 5461623), (4410, 4854776), (5040, 4247929), (5880, 3641082), (7056, 3034235), (8820, 2427388), (11760, 1820541), (17640, 1213694), (35280, 606847)]