21771900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1423}}^1$

素因数の和:1460

約数の個数: 108

約数和(自身を含む): 72307872

約数和(自身を除く): 50535972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 30, 34, 36, 45, 50, 51, 60, 68, 75, 85, 90, 100, 102, 150, 153, 170, 180, 204, 225, 255, 300, 306, 340, 425, 450, 510, 612, 765, 850, 900, 1020, 1275, 1423, 1530, 1700, 2550, 2846, 3060, 3825, 4269, 5100, 5692, 7115, 7650, 8538, 12807, 14230, 15300, 17076, 21345, 24191, 25614, 28460, 35575, 42690, 48382, 51228, 64035, 71150, 72573, 85380, 96764, 106725, 120955, 128070, 142300, 145146, 213450, 217719, 241910, 256140, 290292, 320175, 362865, 426900, 435438, 483820, 604775, 640350, 725730, 870876, 1088595, 1209550, 1280700, 1451460, 1814325, 2177190, 2419100, 3628650, 4354380, 5442975, 7257300, 10885950, 21771900]

約数ペア:

[(1, 21771900), (2, 10885950), (3, 7257300), (4, 5442975), (5, 4354380), (6, 3628650), (9, 2419100), (10, 2177190), (12, 1814325), (15, 1451460), (17, 1280700), (18, 1209550), (20, 1088595), (25, 870876), (30, 725730), (34, 640350), (36, 604775), (45, 483820), (50, 435438), (51, 426900), (60, 362865), (68, 320175), (75, 290292), (85, 256140), (90, 241910), (100, 217719), (102, 213450), (150, 145146), (153, 142300), (170, 128070), (180, 120955), (204, 106725), (225, 96764), (255, 85380), (300, 72573), (306, 71150), (340, 64035), (425, 51228), (450, 48382), (510, 42690), (612, 35575), (765, 28460), (850, 25614), (900, 24191), (1020, 21345), (1275, 17076), (1423, 15300), (1530, 14230), (1700, 12807), (2550, 8538), (2846, 7650), (3060, 7115), (3825, 5692), (4269, 5100)]