21241298

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:362

約数の個数: 32

約数和(自身を含む): 35622720

約数和(自身を除く): 14381422

約数列:

[1, 2, 13, 26, 59, 61, 118, 122, 227, 454, 767, 793, 1534, 1586, 2951, 3599, 5902, 7198, 13393, 13847, 26786, 27694, 46787, 93574, 174109, 180011, 348218, 360022, 816973, 1633946, 10620649, 21241298]

約数ペア:

[(1, 21241298), (2, 10620649), (13, 1633946), (26, 816973), (59, 360022), (61, 348218), (118, 180011), (122, 174109), (227, 93574), (454, 46787), (767, 27694), (793, 26786), (1534, 13847), (1586, 13393), (2951, 7198), (3599, 5902)]