21157176

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{16633}}^1$

素因数の和:16695

約数の個数: 32

約数和(自身を含む): 53894160

約数和(自身を除く): 32736984

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 159, 212, 318, 424, 636, 1272, 16633, 33266, 49899, 66532, 99798, 133064, 199596, 399192, 881549, 1763098, 2644647, 3526196, 5289294, 7052392, 10578588, 21157176]

約数ペア:

[(1, 21157176), (2, 10578588), (3, 7052392), (4, 5289294), (6, 3526196), (8, 2644647), (12, 1763098), (24, 881549), (53, 399192), (106, 199596), (159, 133064), (212, 99798), (318, 66532), (424, 49899), (636, 33266), (1272, 16633)]