21236600

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1$

素因数の和:238

約数の個数: 144

約数和(自身を含む): 62975880

約数和(自身を除く): 41739280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 49, 50, 55, 56, 70, 77, 88, 98, 100, 110, 140, 154, 175, 196, 197, 200, 220, 245, 275, 280, 308, 350, 385, 392, 394, 440, 490, 539, 550, 616, 700, 770, 788, 980, 985, 1078, 1100, 1225, 1379, 1400, 1540, 1576, 1925, 1960, 1970, 2156, 2167, 2200, 2450, 2695, 2758, 3080, 3850, 3940, 4312, 4334, 4900, 4925, 5390, 5516, 6895, 7700, 7880, 8668, 9653, 9800, 9850, 10780, 10835, 11032, 13475, 13790, 15169, 15400, 17336, 19306, 19700, 21560, 21670, 26950, 27580, 30338, 34475, 38612, 39400, 43340, 48265, 53900, 54175, 55160, 60676, 68950, 75845, 77224, 86680, 96530, 106183, 107800, 108350, 121352, 137900, 151690, 193060, 212366, 216700, 241325, 275800, 303380, 379225, 386120, 424732, 433400, 482650, 530915, 606760, 758450, 849464, 965300, 1061830, 1516900, 1930600, 2123660, 2654575, 3033800, 4247320, 5309150, 10618300, 21236600]

約数ペア:

[(1, 21236600), (2, 10618300), (4, 5309150), (5, 4247320), (7, 3033800), (8, 2654575), (10, 2123660), (11, 1930600), (14, 1516900), (20, 1061830), (22, 965300), (25, 849464), (28, 758450), (35, 606760), (40, 530915), (44, 482650), (49, 433400), (50, 424732), (55, 386120), (56, 379225), (70, 303380), (77, 275800), (88, 241325), (98, 216700), (100, 212366), (110, 193060), (140, 151690), (154, 137900), (175, 121352), (196, 108350), (197, 107800), (200, 106183), (220, 96530), (245, 86680), (275, 77224), (280, 75845), (308, 68950), (350, 60676), (385, 55160), (392, 54175), (394, 53900), (440, 48265), (490, 43340), (539, 39400), (550, 38612), (616, 34475), (700, 30338), (770, 27580), (788, 26950), (980, 21670), (985, 21560), (1078, 19700), (1100, 19306), (1225, 17336), (1379, 15400), (1400, 15169), (1540, 13790), (1576, 13475), (1925, 11032), (1960, 10835), (1970, 10780), (2156, 9850), (2167, 9800), (2200, 9653), (2450, 8668), (2695, 7880), (2758, 7700), (3080, 6895), (3850, 5516), (3940, 5390), (4312, 4925), (4334, 4900)]