21086064

素因数分解:

$2^4\times 3^2\times {\mathrm{127}}^1\times {\mathrm{1153}}^1$

素因数の和:1294

約数の個数: 60

約数和(自身を含む): 59527936

約数和(自身を除く): 38441872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 127, 144, 254, 381, 508, 762, 1016, 1143, 1153, 1524, 2032, 2286, 2306, 3048, 3459, 4572, 4612, 6096, 6918, 9144, 9224, 10377, 13836, 18288, 18448, 20754, 27672, 41508, 55344, 83016, 146431, 166032, 292862, 439293, 585724, 878586, 1171448, 1317879, 1757172, 2342896, 2635758, 3514344, 5271516, 7028688, 10543032, 21086064]

約数ペア:

[(1, 21086064), (2, 10543032), (3, 7028688), (4, 5271516), (6, 3514344), (8, 2635758), (9, 2342896), (12, 1757172), (16, 1317879), (18, 1171448), (24, 878586), (36, 585724), (48, 439293), (72, 292862), (127, 166032), (144, 146431), (254, 83016), (381, 55344), (508, 41508), (762, 27672), (1016, 20754), (1143, 18448), (1153, 18288), (1524, 13836), (2032, 10377), (2286, 9224), (2306, 9144), (3048, 6918), (3459, 6096), (4572, 4612)]