21992904

素因数分解:

$2^3\times 3^3\times {\mathrm{29}}^1\times {\mathrm{3511}}^1$

素因数の和:3555

約数の個数: 64

約数和(自身を含む): 63216000

約数和(自身を除く): 41223096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 29, 36, 54, 58, 72, 87, 108, 116, 174, 216, 232, 261, 348, 522, 696, 783, 1044, 1566, 2088, 3132, 3511, 6264, 7022, 10533, 14044, 21066, 28088, 31599, 42132, 63198, 84264, 94797, 101819, 126396, 189594, 203638, 252792, 305457, 379188, 407276, 610914, 758376, 814552, 916371, 1221828, 1832742, 2443656, 2749113, 3665484, 5498226, 7330968, 10996452, 21992904]

約数ペア:

[(1, 21992904), (2, 10996452), (3, 7330968), (4, 5498226), (6, 3665484), (8, 2749113), (9, 2443656), (12, 1832742), (18, 1221828), (24, 916371), (27, 814552), (29, 758376), (36, 610914), (54, 407276), (58, 379188), (72, 305457), (87, 252792), (108, 203638), (116, 189594), (174, 126396), (216, 101819), (232, 94797), (261, 84264), (348, 63198), (522, 42132), (696, 31599), (783, 28088), (1044, 21066), (1566, 14044), (2088, 10533), (3132, 7022), (3511, 6264)]