21329460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{39499}}^1$

素因数の和:39517

約数の個数: 48

約数和(自身を含む): 66360000

約数和(自身を除く): 45030540

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, 39499, 78998, 118497, 157996, 197495, 236994, 355491, 394990, 473988, 592485, 710982, 789980, 1066473, 1184970, 1421964, 1777455, 2132946, 2369940, 3554910, 4265892, 5332365, 7109820, 10664730, 21329460]

約数ペア:

[(1, 21329460), (2, 10664730), (3, 7109820), (4, 5332365), (5, 4265892), (6, 3554910), (9, 2369940), (10, 2132946), (12, 1777455), (15, 1421964), (18, 1184970), (20, 1066473), (27, 789980), (30, 710982), (36, 592485), (45, 473988), (54, 394990), (60, 355491), (90, 236994), (108, 197495), (135, 157996), (180, 118497), (270, 78998), (540, 39499)]