21634624

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1$

素因数の和:491

約数の個数: 56

約数和(自身を含む): 47548800

約数和(自身を除く): 25914176

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 79, 88, 158, 176, 316, 352, 389, 632, 704, 778, 869, 1264, 1556, 1738, 2528, 3112, 3476, 4279, 5056, 6224, 6952, 8558, 12448, 13904, 17116, 24896, 27808, 30731, 34232, 55616, 61462, 68464, 122924, 136928, 245848, 273856, 338041, 491696, 676082, 983392, 1352164, 1966784, 2704328, 5408656, 10817312, 21634624]

約数ペア:

[(1, 21634624), (2, 10817312), (4, 5408656), (8, 2704328), (11, 1966784), (16, 1352164), (22, 983392), (32, 676082), (44, 491696), (64, 338041), (79, 273856), (88, 245848), (158, 136928), (176, 122924), (316, 68464), (352, 61462), (389, 55616), (632, 34232), (704, 30731), (778, 27808), (869, 24896), (1264, 17116), (1556, 13904), (1738, 12448), (2528, 8558), (3112, 6952), (3476, 6224), (4279, 5056)]