21345300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{641}}^1$

素因数の和:698

約数の個数: 108

約数和(自身を含む): 68821116

約数和(自身を除く): 47475816

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 37, 45, 50, 60, 74, 75, 90, 100, 111, 148, 150, 180, 185, 222, 225, 300, 333, 370, 444, 450, 555, 641, 666, 740, 900, 925, 1110, 1282, 1332, 1665, 1850, 1923, 2220, 2564, 2775, 3205, 3330, 3700, 3846, 5550, 5769, 6410, 6660, 7692, 8325, 9615, 11100, 11538, 12820, 16025, 16650, 19230, 23076, 23717, 28845, 32050, 33300, 38460, 47434, 48075, 57690, 64100, 71151, 94868, 96150, 115380, 118585, 142302, 144225, 192300, 213453, 237170, 284604, 288450, 355755, 426906, 474340, 576900, 592925, 711510, 853812, 1067265, 1185850, 1423020, 1778775, 2134530, 2371700, 3557550, 4269060, 5336325, 7115100, 10672650, 21345300]

約数ペア:

[(1, 21345300), (2, 10672650), (3, 7115100), (4, 5336325), (5, 4269060), (6, 3557550), (9, 2371700), (10, 2134530), (12, 1778775), (15, 1423020), (18, 1185850), (20, 1067265), (25, 853812), (30, 711510), (36, 592925), (37, 576900), (45, 474340), (50, 426906), (60, 355755), (74, 288450), (75, 284604), (90, 237170), (100, 213453), (111, 192300), (148, 144225), (150, 142302), (180, 118585), (185, 115380), (222, 96150), (225, 94868), (300, 71151), (333, 64100), (370, 57690), (444, 48075), (450, 47434), (555, 38460), (641, 33300), (666, 32050), (740, 28845), (900, 23717), (925, 23076), (1110, 19230), (1282, 16650), (1332, 16025), (1665, 12820), (1850, 11538), (1923, 11100), (2220, 9615), (2564, 8325), (2775, 7692), (3205, 6660), (3330, 6410), (3700, 5769), (3846, 5550)]