21000586000

素因数分解:

$2^4\times 5^3\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{1777}}^1$

素因数の和:2130

約数の個数: 160

約数和(自身を含む): 53654065920

約数和(自身を除く): 32653479920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 125, 152, 190, 200, 250, 304, 311, 380, 400, 475, 500, 622, 760, 950, 1000, 1244, 1520, 1555, 1777, 1900, 2000, 2375, 2488, 3110, 3554, 3800, 4750, 4976, 5909, 6220, 7108, 7600, 7775, 8885, 9500, 11818, 12440, 14216, 15550, 17770, 19000, 23636, 24880, 28432, 29545, 31100, 33763, 35540, 38000, 38875, 44425, 47272, 59090, 62200, 67526, 71080, 77750, 88850, 94544, 118180, 124400, 135052, 142160, 147725, 155500, 168815, 177700, 222125, 236360, 270104, 295450, 311000, 337630, 355400, 444250, 472720, 540208, 552647, 590900, 622000, 675260, 710800, 738625, 844075, 888500, 1105294, 1181800, 1350520, 1477250, 1688150, 1777000, 2210588, 2363600, 2701040, 2763235, 2954500, 3376300, 3554000, 4220375, 4421176, 5526470, 5909000, 6752600, 8440750, 8842352, 10500293, 11052940, 11818000, 13505200, 13816175, 16881500, 21000586, 22105880, 27632350, 33763000, 42001172, 44211760, 52501465, 55264700, 67526000, 69080875, 84002344, 105002930, 110529400, 138161750, 168004688, 210005860, 221058800, 262507325, 276323500, 420011720, 525014650, 552647000, 840023440, 1050029300, 1105294000, 1312536625, 2100058600, 2625073250, 4200117200, 5250146500, 10500293000, 21000586000]

約数ペア:

[(1, 21000586000), (2, 10500293000), (4, 5250146500), (5, 4200117200), (8, 2625073250), (10, 2100058600), (16, 1312536625), (19, 1105294000), (20, 1050029300), (25, 840023440), (38, 552647000), (40, 525014650), (50, 420011720), (76, 276323500), (80, 262507325), (95, 221058800), (100, 210005860), (125, 168004688), (152, 138161750), (190, 110529400), (200, 105002930), (250, 84002344), (304, 69080875), (311, 67526000), (380, 55264700), (400, 52501465), (475, 44211760), (500, 42001172), (622, 33763000), (760, 27632350), (950, 22105880), (1000, 21000586), (1244, 16881500), (1520, 13816175), (1555, 13505200), (1777, 11818000), (1900, 11052940), (2000, 10500293), (2375, 8842352), (2488, 8440750), (3110, 6752600), (3554, 5909000), (3800, 5526470), (4750, 4421176), (4976, 4220375), (5909, 3554000), (6220, 3376300), (7108, 2954500), (7600, 2763235), (7775, 2701040), (8885, 2363600), (9500, 2210588), (11818, 1777000), (12440, 1688150), (14216, 1477250), (15550, 1350520), (17770, 1181800), (19000, 1105294), (23636, 888500), (24880, 844075), (28432, 738625), (29545, 710800), (31100, 675260), (33763, 622000), (35540, 590900), (38000, 552647), (38875, 540208), (44425, 472720), (47272, 444250), (59090, 355400), (62200, 337630), (67526, 311000), (71080, 295450), (77750, 270104), (88850, 236360), (94544, 222125), (118180, 177700), (124400, 168815), (135052, 155500), (142160, 147725)]