21735450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{4391}}^1$

素因数の和:4420

約数の個数: 72

約数和(自身を含む): 63719136

約数和(自身を除く): 41983686

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 30, 33, 45, 50, 55, 66, 75, 90, 99, 110, 150, 165, 198, 225, 275, 330, 450, 495, 550, 825, 990, 1650, 2475, 4391, 4950, 8782, 13173, 21955, 26346, 39519, 43910, 48301, 65865, 79038, 96602, 109775, 131730, 144903, 197595, 219550, 241505, 289806, 329325, 395190, 434709, 483010, 658650, 724515, 869418, 987975, 1207525, 1449030, 1975950, 2173545, 2415050, 3622575, 4347090, 7245150, 10867725, 21735450]

約数ペア:

[(1, 21735450), (2, 10867725), (3, 7245150), (5, 4347090), (6, 3622575), (9, 2415050), (10, 2173545), (11, 1975950), (15, 1449030), (18, 1207525), (22, 987975), (25, 869418), (30, 724515), (33, 658650), (45, 483010), (50, 434709), (55, 395190), (66, 329325), (75, 289806), (90, 241505), (99, 219550), (110, 197595), (150, 144903), (165, 131730), (198, 109775), (225, 96602), (275, 79038), (330, 65865), (450, 48301), (495, 43910), (550, 39519), (825, 26346), (990, 21955), (1650, 13173), (2475, 8782), (4391, 4950)]