21549704

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{1051}}^1$

素因数の和:1301

約数の個数: 32

約数和(自身を含む): 44310240

約数和(自身を除く): 22760536

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 233, 466, 932, 1051, 1864, 2102, 2563, 4204, 5126, 8408, 10252, 11561, 20504, 23122, 46244, 92488, 244883, 489766, 979532, 1959064, 2693713, 5387426, 10774852, 21549704]

約数ペア:

[(1, 21549704), (2, 10774852), (4, 5387426), (8, 2693713), (11, 1959064), (22, 979532), (44, 489766), (88, 244883), (233, 92488), (466, 46244), (932, 23122), (1051, 20504), (1864, 11561), (2102, 10252), (2563, 8408), (4204, 5126)]