21141704640

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{449441}}^1$

素因数の和:449475

約数の個数: 168

約数和(自身を含む): 78084255312

約数和(自身を除く): 56942550672

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 392, 420, 448, 480, 490, 560, 588, 672, 735, 784, 840, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1960, 2240, 2352, 2940, 3136, 3360, 3920, 4704, 5880, 6720, 7840, 9408, 11760, 15680, 23520, 47040, 449441, 898882, 1348323, 1797764, 2247205, 2696646, 3146087, 3595528, 4494410, 5393292, 6292174, 6741615, 7191056, 8988820, 9438261, 10786584, 12584348, 13483230, 14382112, 15730435, 17977640, 18876522, 21573168, 22022609, 25168696, 26966460, 28764224, 31460870, 35955280, 37753044, 43146336, 44045218, 47191305, 50337392, 53932920, 62921740, 66067827, 71910560, 75506088, 86292672, 88090436, 94382610, 100674784, 107865840, 110113045, 125843480, 132135654, 143821120, 151012176, 176180872, 188765220, 201349568, 215731680, 220226090, 251686960, 264271308, 302024352, 330339135, 352361744, 377530440, 431463360, 440452180, 503373920, 528542616, 604048704, 660678270, 704723488, 755060880, 880904360, 1006747840, 1057085232, 1321356540, 1409446976, 1510121760, 1761808720, 2114170464, 2642713080, 3020243520, 3523617440, 4228340928, 5285426160, 7047234880, 10570852320, 21141704640]

約数ペア:

[(1, 21141704640), (2, 10570852320), (3, 7047234880), (4, 5285426160), (5, 4228340928), (6, 3523617440), (7, 3020243520), (8, 2642713080), (10, 2114170464), (12, 1761808720), (14, 1510121760), (15, 1409446976), (16, 1321356540), (20, 1057085232), (21, 1006747840), (24, 880904360), (28, 755060880), (30, 704723488), (32, 660678270), (35, 604048704), (40, 528542616), (42, 503373920), (48, 440452180), (49, 431463360), (56, 377530440), (60, 352361744), (64, 330339135), (70, 302024352), (80, 264271308), (84, 251686960), (96, 220226090), (98, 215731680), (105, 201349568), (112, 188765220), (120, 176180872), (140, 151012176), (147, 143821120), (160, 132135654), (168, 125843480), (192, 110113045), (196, 107865840), (210, 100674784), (224, 94382610), (240, 88090436), (245, 86292672), (280, 75506088), (294, 71910560), (320, 66067827), (336, 62921740), (392, 53932920), (420, 50337392), (448, 47191305), (480, 44045218), (490, 43146336), (560, 37753044), (588, 35955280), (672, 31460870), (735, 28764224), (784, 26966460), (840, 25168696), (960, 22022609), (980, 21573168), (1120, 18876522), (1176, 17977640), (1344, 15730435), (1470, 14382112), (1568, 13483230), (1680, 12584348), (1960, 10786584), (2240, 9438261), (2352, 8988820), (2940, 7191056), (3136, 6741615), (3360, 6292174), (3920, 5393292), (4704, 4494410), (5880, 3595528), (6720, 3146087), (7840, 2696646), (9408, 2247205), (11760, 1797764), (15680, 1348323), (23520, 898882), (47040, 449441)]