21381294

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{11171}}^1$

素因数の和:11216

約数の個数: 32

約数和(自身を含む): 48263040

約数和(自身を除く): 26881746

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 58, 66, 87, 174, 319, 638, 957, 1914, 11171, 22342, 33513, 67026, 122881, 245762, 323959, 368643, 647918, 737286, 971877, 1943754, 3563549, 7127098, 10690647, 21381294]

約数ペア:

[(1, 21381294), (2, 10690647), (3, 7127098), (6, 3563549), (11, 1943754), (22, 971877), (29, 737286), (33, 647918), (58, 368643), (66, 323959), (87, 245762), (174, 122881), (319, 67026), (638, 33513), (957, 22342), (1914, 11171)]