21461850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{1289}}^1$

素因数の和:1344

約数の個数: 72

約数和(自身を含む): 59265180

約数和(自身を除く): 37803330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 37, 45, 50, 74, 75, 90, 111, 150, 185, 222, 225, 333, 370, 450, 555, 666, 925, 1110, 1289, 1665, 1850, 2578, 2775, 3330, 3867, 5550, 6445, 7734, 8325, 11601, 12890, 16650, 19335, 23202, 32225, 38670, 47693, 58005, 64450, 95386, 96675, 116010, 143079, 193350, 238465, 286158, 290025, 429237, 476930, 580050, 715395, 858474, 1192325, 1430790, 2146185, 2384650, 3576975, 4292370, 7153950, 10730925, 21461850]

約数ペア:

[(1, 21461850), (2, 10730925), (3, 7153950), (5, 4292370), (6, 3576975), (9, 2384650), (10, 2146185), (15, 1430790), (18, 1192325), (25, 858474), (30, 715395), (37, 580050), (45, 476930), (50, 429237), (74, 290025), (75, 286158), (90, 238465), (111, 193350), (150, 143079), (185, 116010), (222, 96675), (225, 95386), (333, 64450), (370, 58005), (450, 47693), (555, 38670), (666, 32225), (925, 23202), (1110, 19335), (1289, 16650), (1665, 12890), (1850, 11601), (2578, 8325), (2775, 7734), (3330, 6445), (3867, 5550)]