21957132

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2909}}^1$

素因数の和:2970

約数の個数: 48

約数和(自身を含む): 55732320

約数和(自身を除く): 33775188

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 37, 51, 68, 74, 102, 111, 148, 204, 222, 444, 629, 1258, 1887, 2516, 2909, 3774, 5818, 7548, 8727, 11636, 17454, 34908, 49453, 98906, 107633, 148359, 197812, 215266, 296718, 322899, 430532, 593436, 645798, 1291596, 1829761, 3659522, 5489283, 7319044, 10978566, 21957132]

約数ペア:

[(1, 21957132), (2, 10978566), (3, 7319044), (4, 5489283), (6, 3659522), (12, 1829761), (17, 1291596), (34, 645798), (37, 593436), (51, 430532), (68, 322899), (74, 296718), (102, 215266), (111, 197812), (148, 148359), (204, 107633), (222, 98906), (444, 49453), (629, 34908), (1258, 17454), (1887, 11636), (2516, 8727), (2909, 7548), (3774, 5818)]