21059431921

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1\times {\mathrm{6373}}^1$

素因数の和:6873

約数の個数: 32

約数和(自身を含む): 24980368896

約数和(自身を除く): 3920936975

約数列:

[1, 11, 17, 41, 187, 431, 451, 697, 4741, 6373, 7327, 7667, 17671, 70103, 80597, 108341, 194381, 261293, 300407, 1191751, 2746763, 2874223, 3304477, 4441981, 30214393, 46694971, 48861791, 112617283, 513644681, 1238790113, 1914493811, 21059431921]

約数ペア:

[(1, 21059431921), (11, 1914493811), (17, 1238790113), (41, 513644681), (187, 112617283), (431, 48861791), (451, 46694971), (697, 30214393), (4741, 4441981), (6373, 3304477), (7327, 2874223), (7667, 2746763), (17671, 1191751), (70103, 300407), (80597, 261293), (108341, 194381)]