21285602

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:378

約数の個数: 32

約数和(自身を含む): 35777280

約数和(自身を除く): 14491678

約数列:

[1, 2, 13, 26, 43, 79, 86, 158, 241, 482, 559, 1027, 1118, 2054, 3133, 3397, 6266, 6794, 10363, 19039, 20726, 38078, 44161, 88322, 134719, 247507, 269438, 495014, 818677, 1637354, 10642801, 21285602]

約数ペア:

[(1, 21285602), (2, 10642801), (13, 1637354), (26, 818677), (43, 495014), (79, 269438), (86, 247507), (158, 134719), (241, 88322), (482, 44161), (559, 38078), (1027, 20726), (1118, 19039), (2054, 10363), (3133, 6794), (3397, 6266)]