21473640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{337}}^1$

素因数の和:416

約数の個数: 128

約数和(自身を含む): 73008000

約数和(自身を除く): 51534360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 59, 60, 72, 90, 108, 118, 120, 135, 177, 180, 216, 236, 270, 295, 337, 354, 360, 472, 531, 540, 590, 674, 708, 885, 1011, 1062, 1080, 1180, 1348, 1416, 1593, 1685, 1770, 2022, 2124, 2360, 2655, 2696, 3033, 3186, 3370, 3540, 4044, 4248, 5055, 5310, 6066, 6372, 6740, 7080, 7965, 8088, 9099, 10110, 10620, 12132, 12744, 13480, 15165, 15930, 18198, 19883, 20220, 21240, 24264, 30330, 31860, 36396, 39766, 40440, 45495, 59649, 60660, 63720, 72792, 79532, 90990, 99415, 119298, 121320, 159064, 178947, 181980, 198830, 238596, 298245, 357894, 363960, 397660, 477192, 536841, 596490, 715788, 795320, 894735, 1073682, 1192980, 1431576, 1789470, 2147364, 2385960, 2684205, 3578940, 4294728, 5368410, 7157880, 10736820, 21473640]

約数ペア:

[(1, 21473640), (2, 10736820), (3, 7157880), (4, 5368410), (5, 4294728), (6, 3578940), (8, 2684205), (9, 2385960), (10, 2147364), (12, 1789470), (15, 1431576), (18, 1192980), (20, 1073682), (24, 894735), (27, 795320), (30, 715788), (36, 596490), (40, 536841), (45, 477192), (54, 397660), (59, 363960), (60, 357894), (72, 298245), (90, 238596), (108, 198830), (118, 181980), (120, 178947), (135, 159064), (177, 121320), (180, 119298), (216, 99415), (236, 90990), (270, 79532), (295, 72792), (337, 63720), (354, 60660), (360, 59649), (472, 45495), (531, 40440), (540, 39766), (590, 36396), (674, 31860), (708, 30330), (885, 24264), (1011, 21240), (1062, 20220), (1080, 19883), (1180, 18198), (1348, 15930), (1416, 15165), (1593, 13480), (1685, 12744), (1770, 12132), (2022, 10620), (2124, 10110), (2360, 9099), (2655, 8088), (2696, 7965), (3033, 7080), (3186, 6740), (3370, 6372), (3540, 6066), (4044, 5310), (4248, 5055)]