21927586

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{59}}^1\times {\mathrm{643}}^1$

素因数の和:738

約数の個数: 24

約数和(自身を含む): 35587440

約数和(自身を除く): 13659854

約数列:

[1, 2, 17, 34, 59, 118, 289, 578, 643, 1003, 1286, 2006, 10931, 17051, 21862, 34102, 37937, 75874, 185827, 371654, 644929, 1289858, 10963793, 21927586]

約数ペア:

[(1, 21927586), (2, 10963793), (17, 1289858), (34, 644929), (59, 371654), (118, 185827), (289, 75874), (578, 37937), (643, 34102), (1003, 21862), (1286, 17051), (2006, 10931)]