2130281.00000000

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{25561}}^1$

素因数の和:25598

約数の個数: 32

約数和(自身を含む): 132513408

約数和(自身を除く): 65594710

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 187, 238, 374, 1309, 2618, 25561, 51122, 178927, 281171, 357854, 434537, 562342, 869074, 1968197, 3041759, 3936394, 4779907, 6083518, 9559814, 33459349, 66918698]

約数ペア:

[(1, 66918698), (2, 33459349), (7, 9559814), (11, 6083518), (14, 4779907), (17, 3936394), (22, 3041759), (34, 1968197), (77, 869074), (119, 562342), (154, 434537), (187, 357854), (238, 281171), (374, 178927), (1309, 51122), (2618, 25561)]