21015894

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{449}}^1$

素因数の和:752

約数の個数: 32

約数和(自身を含む): 43740000

約数和(自身を除く): 22724106

約数列:

[1, 2, 3, 6, 29, 58, 87, 174, 269, 449, 538, 807, 898, 1347, 1614, 2694, 7801, 13021, 15602, 23403, 26042, 39063, 46806, 78126, 120781, 241562, 362343, 724686, 3502649, 7005298, 10507947, 21015894]

約数ペア:

[(1, 21015894), (2, 10507947), (3, 7005298), (6, 3502649), (29, 724686), (58, 362343), (87, 241562), (174, 120781), (269, 78126), (449, 46806), (538, 39063), (807, 26042), (898, 23403), (1347, 15602), (1614, 13021), (2694, 7801)]