21236288

素因数分解:

$2^6\times {\mathrm{389}}^1\times {\mathrm{853}}^1$

素因数の和:1254

約数の個数: 28

約数和(自身を含む): 42298620

約数和(自身を除く): 21062332

約数列:

[1, 2, 4, 8, 16, 32, 64, 389, 778, 853, 1556, 1706, 3112, 3412, 6224, 6824, 12448, 13648, 24896, 27296, 54592, 331817, 663634, 1327268, 2654536, 5309072, 10618144, 21236288]

約数ペア:

[(1, 21236288), (2, 10618144), (4, 5309072), (8, 2654536), (16, 1327268), (32, 663634), (64, 331817), (389, 54592), (778, 27296), (853, 24896), (1556, 13648), (1706, 12448), (3112, 6824), (3412, 6224)]