21376718

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{937}}^1$

素因数の和:1028

約数の個数: 32

約数和(自身を含む): 37685088

約数和(自身を除く): 16308370

約数列:

[1, 2, 11, 17, 22, 34, 61, 122, 187, 374, 671, 937, 1037, 1342, 1874, 2074, 10307, 11407, 15929, 20614, 22814, 31858, 57157, 114314, 175219, 350438, 628727, 971669, 1257454, 1943338, 10688359, 21376718]

約数ペア:

[(1, 21376718), (2, 10688359), (11, 1943338), (17, 1257454), (22, 971669), (34, 628727), (61, 350438), (122, 175219), (187, 114314), (374, 57157), (671, 31858), (937, 22814), (1037, 20614), (1342, 15929), (1874, 11407), (2074, 10307)]