21486674

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{787}}^1$

素因数の和:890

約数の個数: 32

約数和(自身を含む): 37786176

約数和(自身を除く): 16299502

約数列:

[1, 2, 11, 17, 22, 34, 73, 146, 187, 374, 787, 803, 1241, 1574, 1606, 2482, 8657, 13379, 13651, 17314, 26758, 27302, 57451, 114902, 147169, 294338, 631961, 976667, 1263922, 1953334, 10743337, 21486674]

約数ペア:

[(1, 21486674), (2, 10743337), (11, 1953334), (17, 1263922), (22, 976667), (34, 631961), (73, 294338), (146, 147169), (187, 114902), (374, 57451), (787, 27302), (803, 26758), (1241, 17314), (1574, 13651), (1606, 13379), (2482, 8657)]