21930952

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{47}}^2\times {\mathrm{73}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 45094860

約数和(自身を除く): 23163908

約数列:

[1, 2, 4, 8, 17, 34, 47, 68, 73, 94, 136, 146, 188, 292, 376, 584, 799, 1241, 1598, 2209, 2482, 3196, 3431, 4418, 4964, 6392, 6862, 8836, 9928, 13724, 17672, 27448, 37553, 58327, 75106, 116654, 150212, 161257, 233308, 300424, 322514, 466616, 645028, 1290056, 2741369, 5482738, 10965476, 21930952]

約数ペア:

[(1, 21930952), (2, 10965476), (4, 5482738), (8, 2741369), (17, 1290056), (34, 645028), (47, 466616), (68, 322514), (73, 300424), (94, 233308), (136, 161257), (146, 150212), (188, 116654), (292, 75106), (376, 58327), (584, 37553), (799, 27448), (1241, 17672), (1598, 13724), (2209, 9928), (2482, 8836), (3196, 6862), (3431, 6392), (4418, 4964)]