21592285

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 32254848

約数和(自身を除く): 10662563

約数列:

[1, 5, 11, 13, 23, 55, 65, 101, 115, 143, 169, 253, 299, 505, 715, 845, 1111, 1265, 1313, 1495, 1859, 2323, 3289, 3887, 5555, 6565, 9295, 11615, 14443, 16445, 17069, 19435, 25553, 30199, 42757, 72215, 85345, 127765, 150995, 187759, 213785, 332189, 392587, 938795, 1660945, 1962935, 4318457, 21592285]

約数ペア:

[(1, 21592285), (5, 4318457), (11, 1962935), (13, 1660945), (23, 938795), (55, 392587), (65, 332189), (101, 213785), (115, 187759), (143, 150995), (169, 127765), (253, 85345), (299, 72215), (505, 42757), (715, 30199), (845, 25553), (1111, 19435), (1265, 17069), (1313, 16445), (1495, 14443), (1859, 11615), (2323, 9295), (3289, 6565), (3887, 5555)]