21870648

素因数分解:

$2^3\times 3^4\times {\mathrm{33751}}^1$

素因数の和:33769

約数の個数: 40

約数和(自身を含む): 61259880

約数和(自身を除く): 39389232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 33751, 67502, 101253, 135004, 202506, 270008, 303759, 405012, 607518, 810024, 911277, 1215036, 1822554, 2430072, 2733831, 3645108, 5467662, 7290216, 10935324, 21870648]

約数ペア:

[(1, 21870648), (2, 10935324), (3, 7290216), (4, 5467662), (6, 3645108), (8, 2733831), (9, 2430072), (12, 1822554), (18, 1215036), (24, 911277), (27, 810024), (36, 607518), (54, 405012), (72, 303759), (81, 270008), (108, 202506), (162, 135004), (216, 101253), (324, 67502), (648, 33751)]