21138300

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{7829}}^1$

素因数の和:7852

約数の個数: 72

約数和(自身を含む): 67964400

約数和(自身を除く): 46826100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 7829, 15658, 23487, 31316, 39145, 46974, 70461, 78290, 93948, 117435, 140922, 156580, 195725, 211383, 234870, 281844, 352305, 391450, 422766, 469740, 587175, 704610, 782900, 845532, 1056915, 1174350, 1409220, 1761525, 2113830, 2348700, 3523050, 4227660, 5284575, 7046100, 10569150, 21138300]

約数ペア:

[(1, 21138300), (2, 10569150), (3, 7046100), (4, 5284575), (5, 4227660), (6, 3523050), (9, 2348700), (10, 2113830), (12, 1761525), (15, 1409220), (18, 1174350), (20, 1056915), (25, 845532), (27, 782900), (30, 704610), (36, 587175), (45, 469740), (50, 422766), (54, 391450), (60, 352305), (75, 281844), (90, 234870), (100, 211383), (108, 195725), (135, 156580), (150, 140922), (180, 117435), (225, 93948), (270, 78290), (300, 70461), (450, 46974), (540, 39145), (675, 31316), (900, 23487), (1350, 15658), (2700, 7829)]