21431850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:476

約数の個数: 96

約数和(自身を含む): 59996160

約数和(自身を除く): 38564310

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 31, 33, 50, 55, 62, 66, 75, 93, 110, 150, 155, 165, 186, 275, 310, 330, 341, 419, 465, 550, 682, 775, 825, 838, 930, 1023, 1257, 1550, 1650, 1705, 2046, 2095, 2325, 2514, 3410, 4190, 4609, 4650, 5115, 6285, 8525, 9218, 10230, 10475, 12570, 12989, 13827, 17050, 20950, 23045, 25575, 25978, 27654, 31425, 38967, 46090, 51150, 62850, 64945, 69135, 77934, 115225, 129890, 138270, 142879, 194835, 230450, 285758, 324725, 345675, 389670, 428637, 649450, 691350, 714395, 857274, 974175, 1428790, 1948350, 2143185, 3571975, 4286370, 7143950, 10715925, 21431850]

約数ペア:

[(1, 21431850), (2, 10715925), (3, 7143950), (5, 4286370), (6, 3571975), (10, 2143185), (11, 1948350), (15, 1428790), (22, 974175), (25, 857274), (30, 714395), (31, 691350), (33, 649450), (50, 428637), (55, 389670), (62, 345675), (66, 324725), (75, 285758), (93, 230450), (110, 194835), (150, 142879), (155, 138270), (165, 129890), (186, 115225), (275, 77934), (310, 69135), (330, 64945), (341, 62850), (419, 51150), (465, 46090), (550, 38967), (682, 31425), (775, 27654), (825, 25978), (838, 25575), (930, 23045), (1023, 20950), (1257, 17050), (1550, 13827), (1650, 12989), (1705, 12570), (2046, 10475), (2095, 10230), (2325, 9218), (2514, 8525), (3410, 6285), (4190, 5115), (4609, 4650)]