21076740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1697}}^1$

素因数の和:1738

約数の個数: 96

約数和(自身を含む): 68463360

約数和(自身を除く): 47386620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 180, 207, 230, 270, 276, 345, 414, 460, 540, 621, 690, 828, 1035, 1242, 1380, 1697, 2070, 2484, 3105, 3394, 4140, 5091, 6210, 6788, 8485, 10182, 12420, 15273, 16970, 20364, 25455, 30546, 33940, 39031, 45819, 50910, 61092, 76365, 78062, 91638, 101820, 117093, 152730, 156124, 183276, 195155, 229095, 234186, 305460, 351279, 390310, 458190, 468372, 585465, 702558, 780620, 916380, 1053837, 1170930, 1405116, 1756395, 2107674, 2341860, 3512790, 4215348, 5269185, 7025580, 10538370, 21076740]

約数ペア:

[(1, 21076740), (2, 10538370), (3, 7025580), (4, 5269185), (5, 4215348), (6, 3512790), (9, 2341860), (10, 2107674), (12, 1756395), (15, 1405116), (18, 1170930), (20, 1053837), (23, 916380), (27, 780620), (30, 702558), (36, 585465), (45, 468372), (46, 458190), (54, 390310), (60, 351279), (69, 305460), (90, 234186), (92, 229095), (108, 195155), (115, 183276), (135, 156124), (138, 152730), (180, 117093), (207, 101820), (230, 91638), (270, 78062), (276, 76365), (345, 61092), (414, 50910), (460, 45819), (540, 39031), (621, 33940), (690, 30546), (828, 25455), (1035, 20364), (1242, 16970), (1380, 15273), (1697, 12420), (2070, 10182), (2484, 8485), (3105, 6788), (3394, 6210), (4140, 5091)]