21653904

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{11003}}^1$

素因数の和:11055

約数の個数: 40

約数和(自身を含む): 57308832

約数和(自身を除く): 35654928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 11003, 22006, 33009, 44012, 66018, 88024, 132036, 176048, 264072, 451123, 528144, 902246, 1353369, 1804492, 2706738, 3608984, 5413476, 7217968, 10826952, 21653904]

約数ペア:

[(1, 21653904), (2, 10826952), (3, 7217968), (4, 5413476), (6, 3608984), (8, 2706738), (12, 1804492), (16, 1353369), (24, 902246), (41, 528144), (48, 451123), (82, 264072), (123, 176048), (164, 132036), (246, 88024), (328, 66018), (492, 44012), (656, 33009), (984, 22006), (1968, 11003)]