21922380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{40597}}^1$

素因数の和:40615

約数の個数: 48

約数和(自身を含む): 68204640

約数和(自身を除く): 46282260

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, 40597, 81194, 121791, 162388, 202985, 243582, 365373, 405970, 487164, 608955, 730746, 811940, 1096119, 1217910, 1461492, 1826865, 2192238, 2435820, 3653730, 4384476, 5480595, 7307460, 10961190, 21922380]

約数ペア:

[(1, 21922380), (2, 10961190), (3, 7307460), (4, 5480595), (5, 4384476), (6, 3653730), (9, 2435820), (10, 2192238), (12, 1826865), (15, 1461492), (18, 1217910), (20, 1096119), (27, 811940), (30, 730746), (36, 608955), (45, 487164), (54, 405970), (60, 365373), (90, 243582), (108, 202985), (135, 162388), (180, 121791), (270, 81194), (540, 40597)]