21610472

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6703}}^1$

素因数の和:6753

約数の個数: 32

約数和(自身を含む): 45050880

約数和(自身を除く): 23440408

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 6703, 13406, 26812, 53624, 87139, 174278, 207793, 348556, 415586, 697112, 831172, 1662344, 2701309, 5402618, 10805236, 21610472]

約数ペア:

[(1, 21610472), (2, 10805236), (4, 5402618), (8, 2701309), (13, 1662344), (26, 831172), (31, 697112), (52, 415586), (62, 348556), (104, 207793), (124, 174278), (248, 87139), (403, 53624), (806, 26812), (1612, 13406), (3224, 6703)]