21645690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:188

約数の個数: 96

約数和(自身を含む): 58605120

約数和(自身を除く): 36959430

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 67, 89, 110, 121, 134, 165, 178, 201, 242, 267, 330, 335, 363, 402, 445, 534, 605, 670, 726, 737, 890, 979, 1005, 1210, 1335, 1474, 1815, 1958, 2010, 2211, 2670, 2937, 3630, 3685, 4422, 4895, 5874, 5963, 7370, 8107, 9790, 10769, 11055, 11926, 14685, 16214, 17889, 21538, 22110, 24321, 29370, 29815, 32307, 35778, 40535, 48642, 53845, 59630, 64614, 65593, 81070, 89445, 107690, 121605, 131186, 161535, 178890, 196779, 243210, 323070, 327965, 393558, 655930, 721523, 983895, 1443046, 1967790, 2164569, 3607615, 4329138, 7215230, 10822845, 21645690]

約数ペア:

[(1, 21645690), (2, 10822845), (3, 7215230), (5, 4329138), (6, 3607615), (10, 2164569), (11, 1967790), (15, 1443046), (22, 983895), (30, 721523), (33, 655930), (55, 393558), (66, 327965), (67, 323070), (89, 243210), (110, 196779), (121, 178890), (134, 161535), (165, 131186), (178, 121605), (201, 107690), (242, 89445), (267, 81070), (330, 65593), (335, 64614), (363, 59630), (402, 53845), (445, 48642), (534, 40535), (605, 35778), (670, 32307), (726, 29815), (737, 29370), (890, 24321), (979, 22110), (1005, 21538), (1210, 17889), (1335, 16214), (1474, 14685), (1815, 11926), (1958, 11055), (2010, 10769), (2211, 9790), (2670, 8107), (2937, 7370), (3630, 5963), (3685, 5874), (4422, 4895)]