21495951356

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{2099}}^1\times {\mathrm{232751}}^1$

素因数の和:234865

約数の個数: 24

約数和(自身を含む): 41057452800

約数和(自身を除く): 19561501444

約数列:

[1, 2, 4, 11, 22, 44, 2099, 4198, 8396, 23089, 46178, 92356, 232751, 465502, 931004, 2560261, 5120522, 10241044, 488544349, 977088698, 1954177396, 5373987839, 10747975678, 21495951356]

約数ペア:

[(1, 21495951356), (2, 10747975678), (4, 5373987839), (11, 1954177396), (22, 977088698), (44, 488544349), (2099, 10241044), (4198, 5120522), (8396, 2560261), (23089, 931004), (46178, 465502), (92356, 232751)]