21366648

素因数分解:

$2^3\times 3^2\times {\mathrm{167}}^1\times {\mathrm{1777}}^1$

素因数の和:1956

約数の個数: 48

約数和(自身を含む): 58247280

約数和(自身を除く): 36880632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 167, 334, 501, 668, 1002, 1336, 1503, 1777, 2004, 3006, 3554, 4008, 5331, 6012, 7108, 10662, 12024, 14216, 15993, 21324, 31986, 42648, 63972, 127944, 296759, 593518, 890277, 1187036, 1780554, 2374072, 2670831, 3561108, 5341662, 7122216, 10683324, 21366648]

約数ペア:

[(1, 21366648), (2, 10683324), (3, 7122216), (4, 5341662), (6, 3561108), (8, 2670831), (9, 2374072), (12, 1780554), (18, 1187036), (24, 890277), (36, 593518), (72, 296759), (167, 127944), (334, 63972), (501, 42648), (668, 31986), (1002, 21324), (1336, 15993), (1503, 14216), (1777, 12024), (2004, 10662), (3006, 7108), (3554, 6012), (4008, 5331)]