21586416

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:294

約数の個数: 80

約数和(自身を含む): 58567680

約数和(自身を除く): 36981264

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 89, 93, 124, 163, 178, 186, 248, 267, 326, 356, 372, 489, 496, 534, 652, 712, 744, 978, 1068, 1304, 1424, 1488, 1956, 2136, 2608, 2759, 3912, 4272, 5053, 5518, 7824, 8277, 10106, 11036, 14507, 15159, 16554, 20212, 22072, 29014, 30318, 33108, 40424, 43521, 44144, 58028, 60636, 66216, 80848, 87042, 116056, 121272, 132432, 174084, 232112, 242544, 348168, 449717, 696336, 899434, 1349151, 1798868, 2698302, 3597736, 5396604, 7195472, 10793208, 21586416]

約数ペア:

[(1, 21586416), (2, 10793208), (3, 7195472), (4, 5396604), (6, 3597736), (8, 2698302), (12, 1798868), (16, 1349151), (24, 899434), (31, 696336), (48, 449717), (62, 348168), (89, 242544), (93, 232112), (124, 174084), (163, 132432), (178, 121272), (186, 116056), (248, 87042), (267, 80848), (326, 66216), (356, 60636), (372, 58028), (489, 44144), (496, 43521), (534, 40424), (652, 33108), (712, 30318), (744, 29014), (978, 22072), (1068, 20212), (1304, 16554), (1424, 15159), (1488, 14507), (1956, 11036), (2136, 10106), (2608, 8277), (2759, 7824), (3912, 5518), (4272, 5053)]