21358620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1069}}^1$

素因数の和:1124

約数の個数: 96

約数和(自身を含む): 68308800

約数和(自身を除く): 46950180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 90, 108, 111, 135, 148, 180, 185, 222, 270, 333, 370, 444, 540, 555, 666, 740, 999, 1069, 1110, 1332, 1665, 1998, 2138, 2220, 3207, 3330, 3996, 4276, 4995, 5345, 6414, 6660, 9621, 9990, 10690, 12828, 16035, 19242, 19980, 21380, 28863, 32070, 38484, 39553, 48105, 57726, 64140, 79106, 96210, 115452, 118659, 144315, 158212, 192420, 197765, 237318, 288630, 355977, 395530, 474636, 577260, 593295, 711954, 791060, 1067931, 1186590, 1423908, 1779885, 2135862, 2373180, 3559770, 4271724, 5339655, 7119540, 10679310, 21358620]

約数ペア:

[(1, 21358620), (2, 10679310), (3, 7119540), (4, 5339655), (5, 4271724), (6, 3559770), (9, 2373180), (10, 2135862), (12, 1779885), (15, 1423908), (18, 1186590), (20, 1067931), (27, 791060), (30, 711954), (36, 593295), (37, 577260), (45, 474636), (54, 395530), (60, 355977), (74, 288630), (90, 237318), (108, 197765), (111, 192420), (135, 158212), (148, 144315), (180, 118659), (185, 115452), (222, 96210), (270, 79106), (333, 64140), (370, 57726), (444, 48105), (540, 39553), (555, 38484), (666, 32070), (740, 28863), (999, 21380), (1069, 19980), (1110, 19242), (1332, 16035), (1665, 12828), (1998, 10690), (2138, 9990), (2220, 9621), (3207, 6660), (3330, 6414), (3996, 5345), (4276, 4995)]