21860454

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47317}}^1$

素因数の和:47340

約数の個数: 32

約数和(自身を含む): 54510336

約数和(自身を除く): 32649882

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 47317, 94634, 141951, 283902, 331219, 520487, 662438, 993657, 1040974, 1561461, 1987314, 3122922, 3643409, 7286818, 10930227, 21860454]

約数ペア:

[(1, 21860454), (2, 10930227), (3, 7286818), (6, 3643409), (7, 3122922), (11, 1987314), (14, 1561461), (21, 1040974), (22, 993657), (33, 662438), (42, 520487), (66, 331219), (77, 283902), (154, 141951), (231, 94634), (462, 47317)]