21788802

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:200

約数の個数: 96

約数和(自身を含む): 57283200

約数和(自身を除く): 35494398

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 58, 63, 67, 87, 89, 126, 134, 174, 178, 201, 203, 261, 267, 402, 406, 469, 522, 534, 603, 609, 623, 801, 938, 1206, 1218, 1246, 1407, 1602, 1827, 1869, 1943, 2581, 2814, 3654, 3738, 3886, 4221, 5162, 5607, 5829, 5963, 7743, 8442, 11214, 11658, 11926, 13601, 15486, 17487, 17889, 18067, 23229, 27202, 34974, 35778, 36134, 40803, 41741, 46458, 53667, 54201, 81606, 83482, 107334, 108402, 122409, 125223, 162603, 172927, 244818, 250446, 325206, 345854, 375669, 518781, 751338, 1037562, 1210489, 1556343, 2420978, 3112686, 3631467, 7262934, 10894401, 21788802]

約数ペア:

[(1, 21788802), (2, 10894401), (3, 7262934), (6, 3631467), (7, 3112686), (9, 2420978), (14, 1556343), (18, 1210489), (21, 1037562), (29, 751338), (42, 518781), (58, 375669), (63, 345854), (67, 325206), (87, 250446), (89, 244818), (126, 172927), (134, 162603), (174, 125223), (178, 122409), (201, 108402), (203, 107334), (261, 83482), (267, 81606), (402, 54201), (406, 53667), (469, 46458), (522, 41741), (534, 40803), (603, 36134), (609, 35778), (623, 34974), (801, 27202), (938, 23229), (1206, 18067), (1218, 17889), (1246, 17487), (1407, 15486), (1602, 13601), (1827, 11926), (1869, 11658), (1943, 11214), (2581, 8442), (2814, 7743), (3654, 5963), (3738, 5829), (3886, 5607), (4221, 5162)]