21131788776

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1039}}^1\times {\mathrm{121063}}^1$

素因数の和:122118

約数の個数: 64

約数和(自身を含む): 60435148800

約数和(自身を除く): 39303360024

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1039, 2078, 3117, 4156, 6234, 7273, 8312, 12468, 14546, 21819, 24936, 29092, 43638, 58184, 87276, 121063, 174552, 242126, 363189, 484252, 726378, 847441, 968504, 1452756, 1694882, 2542323, 2905512, 3389764, 5084646, 6779528, 10169292, 20338584, 125784457, 251568914, 377353371, 503137828, 754706742, 880491199, 1006275656, 1509413484, 1760982398, 2641473597, 3018826968, 3521964796, 5282947194, 7043929592, 10565894388, 21131788776]

約数ペア:

[(1, 21131788776), (2, 10565894388), (3, 7043929592), (4, 5282947194), (6, 3521964796), (7, 3018826968), (8, 2641473597), (12, 1760982398), (14, 1509413484), (21, 1006275656), (24, 880491199), (28, 754706742), (42, 503137828), (56, 377353371), (84, 251568914), (168, 125784457), (1039, 20338584), (2078, 10169292), (3117, 6779528), (4156, 5084646), (6234, 3389764), (7273, 2905512), (8312, 2542323), (12468, 1694882), (14546, 1452756), (21819, 968504), (24936, 847441), (29092, 726378), (43638, 484252), (58184, 363189), (87276, 242126), (121063, 174552)]