21406470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{373}}^1\times {\mathrm{1913}}^1$

素因数の和:2296

約数の個数: 32

約数和(自身を含む): 51540192

約数和(自身を除く): 30133722

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 373, 746, 1119, 1865, 1913, 2238, 3730, 3826, 5595, 5739, 9565, 11190, 11478, 19130, 28695, 57390, 713549, 1427098, 2140647, 3567745, 4281294, 7135490, 10703235, 21406470]

約数ペア:

[(1, 21406470), (2, 10703235), (3, 7135490), (5, 4281294), (6, 3567745), (10, 2140647), (15, 1427098), (30, 713549), (373, 57390), (746, 28695), (1119, 19130), (1865, 11478), (1913, 11190), (2238, 9565), (3730, 5739), (3826, 5595)]