21981882

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{12253}}^1$

素因数の和:12294

約数の個数: 32

約数和(自身を含む): 49408128

約数和(自身を除く): 27426246

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 12253, 24506, 36759, 73518, 159289, 281819, 318578, 477867, 563638, 845457, 955734, 1690914, 3663647, 7327294, 10990941, 21981882]

約数ペア:

[(1, 21981882), (2, 10990941), (3, 7327294), (6, 3663647), (13, 1690914), (23, 955734), (26, 845457), (39, 563638), (46, 477867), (69, 318578), (78, 281819), (138, 159289), (299, 73518), (598, 36759), (897, 24506), (1794, 12253)]