21593936

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14831}}^1$

素因数の和:14859

約数の個数: 40

約数和(自身を含む): 51496704

約数和(自身を除く): 29902768

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 14831, 29662, 59324, 103817, 118648, 192803, 207634, 237296, 385606, 415268, 771212, 830536, 1349621, 1542424, 1661072, 2699242, 3084848, 5398484, 10796968, 21593936]

約数ペア:

[(1, 21593936), (2, 10796968), (4, 5398484), (7, 3084848), (8, 2699242), (13, 1661072), (14, 1542424), (16, 1349621), (26, 830536), (28, 771212), (52, 415268), (56, 385606), (91, 237296), (104, 207634), (112, 192803), (182, 118648), (208, 103817), (364, 59324), (728, 29662), (1456, 14831)]