21442968

素因数分解:

$2^3\times 3^4\times {\mathrm{33091}}^1$

素因数の和:33109

約数の個数: 40

約数和(自身を含む): 60061980

約数和(自身を除く): 38619012

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 33091, 66182, 99273, 132364, 198546, 264728, 297819, 397092, 595638, 794184, 893457, 1191276, 1786914, 2382552, 2680371, 3573828, 5360742, 7147656, 10721484, 21442968]

約数ペア:

[(1, 21442968), (2, 10721484), (3, 7147656), (4, 5360742), (6, 3573828), (8, 2680371), (9, 2382552), (12, 1786914), (18, 1191276), (24, 893457), (27, 794184), (36, 595638), (54, 397092), (72, 297819), (81, 264728), (108, 198546), (162, 132364), (216, 99273), (324, 66182), (648, 33091)]