21748406

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:424

約数の個数: 24

約数和(自身を含む): 35012736

約数和(自身を除く): 13264330

約数列:

[1, 2, 17, 34, 191, 197, 289, 382, 394, 578, 3247, 3349, 6494, 6698, 37627, 55199, 56933, 75254, 110398, 113866, 639659, 1279318, 10874203, 21748406]

約数ペア:

[(1, 21748406), (2, 10874203), (17, 1279318), (34, 639659), (191, 113866), (197, 110398), (289, 75254), (382, 56933), (394, 55199), (578, 37627), (3247, 6698), (3349, 6494)]