21945758

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1\times {\mathrm{1039}}^1$

素因数の和:1279

約数の個数: 16

約数和(自身を含む): 33696000

約数和(自身を除く): 11750242

約数列:

[1, 2, 59, 118, 179, 358, 1039, 2078, 10561, 21122, 61301, 122602, 185981, 371962, 10972879, 21945758]

約数ペア:

[(1, 21945758), (2, 10972879), (59, 371962), (118, 185981), (179, 122602), (358, 61301), (1039, 21122), (2078, 10561)]