21656376

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{14323}}^1$

素因数の和:14345

約数の個数: 64

約数和(自身を含む): 68755200

約数和(自身を除く): 47098824

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 14323, 28646, 42969, 57292, 85938, 100261, 114584, 128907, 171876, 200522, 257814, 300783, 343752, 386721, 401044, 515628, 601566, 773442, 802088, 902349, 1031256, 1203132, 1546884, 1804698, 2406264, 2707047, 3093768, 3609396, 5414094, 7218792, 10828188, 21656376]

約数ペア:

[(1, 21656376), (2, 10828188), (3, 7218792), (4, 5414094), (6, 3609396), (7, 3093768), (8, 2707047), (9, 2406264), (12, 1804698), (14, 1546884), (18, 1203132), (21, 1031256), (24, 902349), (27, 802088), (28, 773442), (36, 601566), (42, 515628), (54, 401044), (56, 386721), (63, 343752), (72, 300783), (84, 257814), (108, 200522), (126, 171876), (168, 128907), (189, 114584), (216, 100261), (252, 85938), (378, 57292), (504, 42969), (756, 28646), (1512, 14323)]