21883732

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{9787}}^1$

素因数の和:9847

約数の個数: 24

約数和(自身を含む): 42205856

約数和(自身を除く): 20322124

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 9787, 19574, 39148, 127231, 254462, 420841, 508924, 841682, 1683364, 5470933, 10941866, 21883732]

約数ペア:

[(1, 21883732), (2, 10941866), (4, 5470933), (13, 1683364), (26, 841682), (43, 508924), (52, 420841), (86, 254462), (172, 127231), (559, 39148), (1118, 19574), (2236, 9787)]