21597112

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{733}}^1$

素因数の和:895

約数の個数: 32

約数和(自身を含む): 42278400

約数和(自身を除く): 20681288

約数列:

[1, 2, 4, 8, 29, 58, 116, 127, 232, 254, 508, 733, 1016, 1466, 2932, 3683, 5864, 7366, 14732, 21257, 29464, 42514, 85028, 93091, 170056, 186182, 372364, 744728, 2699639, 5399278, 10798556, 21597112]

約数ペア:

[(1, 21597112), (2, 10798556), (4, 5399278), (8, 2699639), (29, 744728), (58, 372364), (116, 186182), (127, 170056), (232, 93091), (254, 85028), (508, 42514), (733, 29464), (1016, 21257), (1466, 14732), (2932, 7366), (3683, 5864)]