21075264

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{5227}}^1$

素因数の和:5252

約数の個数: 84

約数和(自身を含む): 69051424

約数和(自身を除く): 47976160

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 144, 168, 192, 224, 252, 288, 336, 448, 504, 576, 672, 1008, 1344, 2016, 4032, 5227, 10454, 15681, 20908, 31362, 36589, 41816, 47043, 62724, 73178, 83632, 94086, 109767, 125448, 146356, 167264, 188172, 219534, 250896, 292712, 329301, 334528, 376344, 439068, 501792, 585424, 658602, 752688, 878136, 1003584, 1170848, 1317204, 1505376, 1756272, 2341696, 2634408, 3010752, 3512544, 5268816, 7025088, 10537632, 21075264]

約数ペア:

[(1, 21075264), (2, 10537632), (3, 7025088), (4, 5268816), (6, 3512544), (7, 3010752), (8, 2634408), (9, 2341696), (12, 1756272), (14, 1505376), (16, 1317204), (18, 1170848), (21, 1003584), (24, 878136), (28, 752688), (32, 658602), (36, 585424), (42, 501792), (48, 439068), (56, 376344), (63, 334528), (64, 329301), (72, 292712), (84, 250896), (96, 219534), (112, 188172), (126, 167264), (144, 146356), (168, 125448), (192, 109767), (224, 94086), (252, 83632), (288, 73178), (336, 62724), (448, 47043), (504, 41816), (576, 36589), (672, 31362), (1008, 20908), (1344, 15681), (2016, 10454), (4032, 5227)]