21465144

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:265

約数の個数: 96

約数和(自身を含む): 61401600

約数和(自身を除く): 39936456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 59, 62, 72, 93, 118, 124, 163, 177, 186, 236, 248, 279, 326, 354, 372, 472, 489, 531, 558, 652, 708, 744, 978, 1062, 1116, 1304, 1416, 1467, 1829, 1956, 2124, 2232, 2934, 3658, 3912, 4248, 5053, 5487, 5868, 7316, 9617, 10106, 10974, 11736, 14632, 15159, 16461, 19234, 20212, 21948, 28851, 30318, 32922, 38468, 40424, 43896, 45477, 57702, 60636, 65844, 76936, 86553, 90954, 115404, 121272, 131688, 173106, 181908, 230808, 298127, 346212, 363816, 596254, 692424, 894381, 1192508, 1788762, 2385016, 2683143, 3577524, 5366286, 7155048, 10732572, 21465144]

約数ペア:

[(1, 21465144), (2, 10732572), (3, 7155048), (4, 5366286), (6, 3577524), (8, 2683143), (9, 2385016), (12, 1788762), (18, 1192508), (24, 894381), (31, 692424), (36, 596254), (59, 363816), (62, 346212), (72, 298127), (93, 230808), (118, 181908), (124, 173106), (163, 131688), (177, 121272), (186, 115404), (236, 90954), (248, 86553), (279, 76936), (326, 65844), (354, 60636), (372, 57702), (472, 45477), (489, 43896), (531, 40424), (558, 38468), (652, 32922), (708, 30318), (744, 28851), (978, 21948), (1062, 20212), (1116, 19234), (1304, 16461), (1416, 15159), (1467, 14632), (1829, 11736), (1956, 10974), (2124, 10106), (2232, 9617), (2934, 7316), (3658, 5868), (3912, 5487), (4248, 5053)]