2171356

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{809}}^1$

素因数の和:885

約数の個数: 24

約数和(自身を含む): 4218480

約数和(自身を除く): 2047124

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 809, 1342, 1618, 2684, 3236, 8899, 17798, 35596, 49349, 98698, 197396, 542839, 1085678, 2171356]

約数ペア:

[(1, 2171356), (2, 1085678), (4, 542839), (11, 197396), (22, 98698), (44, 49349), (61, 35596), (122, 17798), (244, 8899), (671, 3236), (809, 2684), (1342, 1618)]