21938700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:392

約数の個数: 144

約数和(自身を含む): 75106304

約数和(自身を除く): 53167604

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 31, 35, 42, 50, 60, 62, 70, 75, 84, 93, 100, 105, 124, 140, 150, 155, 175, 186, 210, 217, 300, 310, 337, 350, 372, 420, 434, 465, 525, 620, 651, 674, 700, 775, 868, 930, 1011, 1050, 1085, 1302, 1348, 1550, 1685, 1860, 2022, 2100, 2170, 2325, 2359, 2604, 3100, 3255, 3370, 4044, 4340, 4650, 4718, 5055, 5425, 6510, 6740, 7077, 8425, 9300, 9436, 10110, 10447, 10850, 11795, 13020, 14154, 16275, 16850, 20220, 20894, 21700, 23590, 25275, 28308, 31341, 32550, 33700, 35385, 41788, 47180, 50550, 52235, 58975, 62682, 65100, 70770, 73129, 101100, 104470, 117950, 125364, 141540, 146258, 156705, 176925, 208940, 219387, 235900, 261175, 292516, 313410, 353850, 365645, 438774, 522350, 626820, 707700, 731290, 783525, 877548, 1044700, 1096935, 1462580, 1567050, 1828225, 2193870, 3134100, 3656450, 4387740, 5484675, 7312900, 10969350, 21938700]

約数ペア:

[(1, 21938700), (2, 10969350), (3, 7312900), (4, 5484675), (5, 4387740), (6, 3656450), (7, 3134100), (10, 2193870), (12, 1828225), (14, 1567050), (15, 1462580), (20, 1096935), (21, 1044700), (25, 877548), (28, 783525), (30, 731290), (31, 707700), (35, 626820), (42, 522350), (50, 438774), (60, 365645), (62, 353850), (70, 313410), (75, 292516), (84, 261175), (93, 235900), (100, 219387), (105, 208940), (124, 176925), (140, 156705), (150, 146258), (155, 141540), (175, 125364), (186, 117950), (210, 104470), (217, 101100), (300, 73129), (310, 70770), (337, 65100), (350, 62682), (372, 58975), (420, 52235), (434, 50550), (465, 47180), (525, 41788), (620, 35385), (651, 33700), (674, 32550), (700, 31341), (775, 28308), (868, 25275), (930, 23590), (1011, 21700), (1050, 20894), (1085, 20220), (1302, 16850), (1348, 16275), (1550, 14154), (1685, 13020), (1860, 11795), (2022, 10850), (2100, 10447), (2170, 10110), (2325, 9436), (2359, 9300), (2604, 8425), (3100, 7077), (3255, 6740), (3370, 6510), (4044, 5425), (4340, 5055), (4650, 4718)]