21785484

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1553}}^1$

素因数の和:1734

約数の個数: 48

約数和(自身を含む): 58480128

約数和(自身を除く): 36694644

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 167, 334, 501, 668, 1002, 1169, 1553, 2004, 2338, 3106, 3507, 4659, 4676, 6212, 7014, 9318, 10871, 14028, 18636, 21742, 32613, 43484, 65226, 130452, 259351, 518702, 778053, 1037404, 1556106, 1815457, 3112212, 3630914, 5446371, 7261828, 10892742, 21785484]

約数ペア:

[(1, 21785484), (2, 10892742), (3, 7261828), (4, 5446371), (6, 3630914), (7, 3112212), (12, 1815457), (14, 1556106), (21, 1037404), (28, 778053), (42, 518702), (84, 259351), (167, 130452), (334, 65226), (501, 43484), (668, 32613), (1002, 21742), (1169, 18636), (1553, 14028), (2004, 10871), (2338, 9318), (3106, 7014), (3507, 6212), (4659, 4676)]