21112380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{39097}}^1$

素因数の和:39115

約数の個数: 48

約数和(自身を含む): 65684640

約数和(自身を除く): 44572260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 39097, 78194, 117291, 156388, 195485, 234582, 351873, 390970, 469164, 586455, 703746, 781940, 1055619, 1172910, 1407492, 1759365, 2111238, 2345820, 3518730, 4222476, 5278095, 7037460, 10556190, 21112380]

約数ペア:

[(1, 21112380), (2, 10556190), (3, 7037460), (4, 5278095), (5, 4222476), (6, 3518730), (9, 2345820), (10, 2111238), (12, 1759365), (15, 1407492), (18, 1172910), (20, 1055619), (27, 781940), (30, 703746), (36, 586455), (45, 469164), (54, 390970), (60, 351873), (90, 234582), (108, 195485), (135, 156388), (180, 117291), (270, 78194), (540, 39097)]