21056304

素因数分解:

$2^4\times 3^1\times {\mathrm{449}}^1\times {\mathrm{977}}^1$

素因数の和:1437

約数の個数: 40

約数和(自身を含む): 54572400

約数和(自身を除く): 33516096

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 449, 898, 977, 1347, 1796, 1954, 2694, 2931, 3592, 3908, 5388, 5862, 7184, 7816, 10776, 11724, 15632, 21552, 23448, 46896, 438673, 877346, 1316019, 1754692, 2632038, 3509384, 5264076, 7018768, 10528152, 21056304]

約数ペア:

[(1, 21056304), (2, 10528152), (3, 7018768), (4, 5264076), (6, 3509384), (8, 2632038), (12, 1754692), (16, 1316019), (24, 877346), (48, 438673), (449, 46896), (898, 23448), (977, 21552), (1347, 15632), (1796, 11724), (1954, 10776), (2694, 7816), (2931, 7184), (3592, 5862), (3908, 5388)]