21957438

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{3529}}^1$

素因数の和:3612

約数の個数: 32

約数和(自身を含む): 47273760

約数和(自身を除く): 25316322

約数列:

[1, 2, 3, 6, 17, 34, 51, 61, 102, 122, 183, 366, 1037, 2074, 3111, 3529, 6222, 7058, 10587, 21174, 59993, 119986, 179979, 215269, 359958, 430538, 645807, 1291614, 3659573, 7319146, 10978719, 21957438]

約数ペア:

[(1, 21957438), (2, 10978719), (3, 7319146), (6, 3659573), (17, 1291614), (34, 645807), (51, 430538), (61, 359958), (102, 215269), (122, 179979), (183, 119986), (366, 59993), (1037, 21174), (2074, 10587), (3111, 7058), (3529, 6222)]