21460896

素因数分解:

$2^5\times 3^3\times {\mathrm{59}}^1\times {\mathrm{421}}^1$

素因数の和:499

約数の個数: 96

約数和(自身を含む): 63806400

約数和(自身を除く): 42345504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 59, 72, 96, 108, 118, 144, 177, 216, 236, 288, 354, 421, 432, 472, 531, 708, 842, 864, 944, 1062, 1263, 1416, 1593, 1684, 1888, 2124, 2526, 2832, 3186, 3368, 3789, 4248, 5052, 5664, 6372, 6736, 7578, 8496, 10104, 11367, 12744, 13472, 15156, 16992, 20208, 22734, 24839, 25488, 30312, 40416, 45468, 49678, 50976, 60624, 74517, 90936, 99356, 121248, 149034, 181872, 198712, 223551, 298068, 363744, 397424, 447102, 596136, 670653, 794848, 894204, 1192272, 1341306, 1788408, 2384544, 2682612, 3576816, 5365224, 7153632, 10730448, 21460896]

約数ペア:

[(1, 21460896), (2, 10730448), (3, 7153632), (4, 5365224), (6, 3576816), (8, 2682612), (9, 2384544), (12, 1788408), (16, 1341306), (18, 1192272), (24, 894204), (27, 794848), (32, 670653), (36, 596136), (48, 447102), (54, 397424), (59, 363744), (72, 298068), (96, 223551), (108, 198712), (118, 181872), (144, 149034), (177, 121248), (216, 99356), (236, 90936), (288, 74517), (354, 60624), (421, 50976), (432, 49678), (472, 45468), (531, 40416), (708, 30312), (842, 25488), (864, 24839), (944, 22734), (1062, 20208), (1263, 16992), (1416, 15156), (1593, 13472), (1684, 12744), (1888, 11367), (2124, 10104), (2526, 8496), (2832, 7578), (3186, 6736), (3368, 6372), (3789, 5664), (4248, 5052)]