21167994748

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{5081}}^1$

素因数の和:5410

約数の個数: 48

約数和(自身を含む): 38249164800

約数和(自身を除く): 17081170052

約数列:

[1, 2, 4, 59, 118, 127, 139, 236, 254, 278, 508, 556, 5081, 7493, 8201, 10162, 14986, 16402, 17653, 20324, 29972, 32804, 35306, 70612, 299779, 599558, 645287, 706259, 1041527, 1199116, 1290574, 1412518, 2083054, 2581148, 2825036, 4166108, 38071933, 41669281, 76143866, 83338562, 89694893, 152287732, 166677124, 179389786, 358779572, 5291998687, 10583997374, 21167994748]

約数ペア:

[(1, 21167994748), (2, 10583997374), (4, 5291998687), (59, 358779572), (118, 179389786), (127, 166677124), (139, 152287732), (236, 89694893), (254, 83338562), (278, 76143866), (508, 41669281), (556, 38071933), (5081, 4166108), (7493, 2825036), (8201, 2581148), (10162, 2083054), (14986, 1412518), (16402, 1290574), (17653, 1199116), (20324, 1041527), (29972, 706259), (32804, 645287), (35306, 599558), (70612, 299779)]