21118776

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{125707}}^1$

素因数の和:125723

約数の個数: 32

約数和(自身を含む): 60339840

約数和(自身を除く): 39221064

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 125707, 251414, 377121, 502828, 754242, 879949, 1005656, 1508484, 1759898, 2639847, 3016968, 3519796, 5279694, 7039592, 10559388, 21118776]

約数ペア:

[(1, 21118776), (2, 10559388), (3, 7039592), (4, 5279694), (6, 3519796), (7, 3016968), (8, 2639847), (12, 1759898), (14, 1508484), (21, 1005656), (24, 879949), (28, 754242), (42, 502828), (56, 377121), (84, 251414), (168, 125707)]