21426750

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:219

約数の個数: 96

約数和(自身を含む): 59136480

約数和(自身を除く): 37709730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 89, 90, 107, 125, 150, 178, 214, 225, 250, 267, 321, 375, 445, 450, 534, 535, 642, 750, 801, 890, 963, 1070, 1125, 1335, 1602, 1605, 1926, 2225, 2250, 2670, 2675, 3210, 4005, 4450, 4815, 5350, 6675, 8010, 8025, 9523, 9630, 11125, 13350, 13375, 16050, 19046, 20025, 22250, 24075, 26750, 28569, 33375, 40050, 40125, 47615, 48150, 57138, 66750, 80250, 85707, 95230, 100125, 120375, 142845, 171414, 200250, 238075, 240750, 285690, 428535, 476150, 714225, 857070, 1190375, 1428450, 2142675, 2380750, 3571125, 4285350, 7142250, 10713375, 21426750]

約数ペア:

[(1, 21426750), (2, 10713375), (3, 7142250), (5, 4285350), (6, 3571125), (9, 2380750), (10, 2142675), (15, 1428450), (18, 1190375), (25, 857070), (30, 714225), (45, 476150), (50, 428535), (75, 285690), (89, 240750), (90, 238075), (107, 200250), (125, 171414), (150, 142845), (178, 120375), (214, 100125), (225, 95230), (250, 85707), (267, 80250), (321, 66750), (375, 57138), (445, 48150), (450, 47615), (534, 40125), (535, 40050), (642, 33375), (750, 28569), (801, 26750), (890, 24075), (963, 22250), (1070, 20025), (1125, 19046), (1335, 16050), (1602, 13375), (1605, 13350), (1926, 11125), (2225, 9630), (2250, 9523), (2670, 8025), (2675, 8010), (3210, 6675), (4005, 5350), (4450, 4815)]